{"id":"CVE-2026-11586","aliases":["ALPINE-CVE-2026-11586","BELL-CVE-2026-11586","CURL-CVE-2026-11586","DEBIAN-CVE-2026-11586","EUVD-2026-41500","GHSA-c68q-h477-5646","JLSEC-2026-1200","RHSA-2026:29017","RHSA-2026:34975","ROOT-OS-ALPINE-323-CVE-2026-11586","SUSE-SU-2026:5068-1","SUSE-SU-2026:5069-1","UBUNTU-CVE-2026-11586","openSUSE-SU-2026:11230-1"],"status":"published","title":"WS Auto-PONG memory exhaustion","description":"By default, curl automatically responds to WebSocket PING frames. 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VE-2026-14683","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14683","tags":["advisory"]},{"url":"https://github.com/HdrHistogram/HdrHistogram/","tags":["article"]},{"url":"https://github.com/HdrHistogram/HdrHistogram/issues/219","tags":["article"]},{"url":"https://vuldb.com/cve/CVE-2026-14683","tags":["article"]},{"url":"https://vuldb.com/submit/846750","tags":["article"]},{"url":"https://vuldb.com/submit/846752","tags":["article"]},{"url":"https://vuldb.com/vuln/376279","tags":["article"]},{"url":"https://vuldb.com/vuln/376279/cti","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2497103","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-14684","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14684","tags":["advisory"]},{"url":"https://github.com/HdrHistogram/HdrHistogram/issues/220","tags":["article"]},{"url":"https://vuldb.com/cve/CVE-2026-14684","tags":["article"]},{"url":"https://vuldb.com/submit/846754","tags":["article"]},{"url":"https://vuldb.com/vuln/376280","tags":["article"]},{"url":"https://vuldb.com/vuln/376280/cti","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2497101","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-14685","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14685","tags":["advisory"]},{"url":"https://github.com/HdrHistogram/HdrHistogram/issues/221","tags":["article"]},{"url":"https://vuldb.com/cve/CVE-2026-14685","tags":["article"]},{"url":"https://vuldb.com/submit/846761","tags":["article"]},{"url":"https://vuldb.com/vuln/376281","tags":["article"]},{"url":"https://vuldb.com/vuln/376281/cti","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2497105","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-14686","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-14686","tags":["advisory"]},{"url":"https://github.com/HdrHistogram/HdrHistogram/issues/222","tags":["article"]},{"url":"https://vuldb.com/cve/CVE-2026-14686","tags":["article"]},{"url":"https://vuldb.com/submit/846762","tags":["article"]},{"url":"https://vuldb.com/vuln/376282","tags":["article"]},{"url":"https://vuldb.com/vuln/376282/cti","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2498547","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-15187","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-15187","tags":["advisory"]},{"url":"https://github.com/enquirer/enquirer/","tags":["article"]},{"url":"https://github.com/enquirer/enquirer/issues/487","tags":["article"]},{"url":"https://github.com/enquirer/enquirer/issues/487#issuecomment-4648521328","tags":["article"]},{"url":"https://vuldb.com/cve/CVE-2026-15187","tags":["article"]},{"url":"https://vuldb.com/submit/851357","tags":["article"]},{"url":"https://vuldb.com/vuln/377113","tags":["article"]},{"url":"https://vuldb.com/vuln/377113/cti","tags":["article"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-38969","tags":["advisory"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2498114","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-59868","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59868","tags":["advisory"]},{"url":"https://github.com/nodeca/js-yaml/commit/3105455b81dee69e0fd36e09ac0b2ccfdb54adc1","tags":["article"]},{"url":"https://github.com/nodeca/js-yaml/releases/tag/5.2.0","tags":["article"]},{"url":"https://github.com/nodeca/js-yaml/security/advisories/GHSA-g796-fgmg-93mv","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2498130","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-59870","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-59870","tags":["advisory"]},{"url":"https://github.com/nodeca/js-yaml/commit/39f3211a2f01b3c6982710cf21434ab7060acefe","tags":["article"]},{"url":"https://github.com/nodeca/js-yaml/releases/tag/5.2.1","tags":["article"]},{"url":"https://github.com/nodeca/js-yaml/security/advisories/GHSA-724g-mxrg-4qvm","tags":["article"]},{"url":"https://www.suse.com/support/update/announcement/2026/suse-su-20265068-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1268414","tags":["report"]},{"url":"https://bugzilla.suse.com/1268419","tags":["report"]},{"url":"https://bugzilla.suse.com/1268423","tags":["report"]},{"url":"https://bugzilla.suse.com/1268424","tags":["report"]},{"url":"https://bugzilla.suse.com/1268425","tags":["report"]},{"url":"https://bugzilla.suse.com/1268426","tags":["report"]},{"url":"https://bugzilla.suse.com/1268427","tags":["report"]},{"url":"https://bugzilla.suse.com/1277477","tags":["report"]},{"url":"https://bugzilla.suse.com/1277478","tags":["report"]},{"url":"https://bugzilla.suse.com/1277482","tags":["report"]},{"url":"https://bugzilla.suse.com/1278173","tags":["report"]},{"url":"https://bugzilla.suse.com/1285008","tags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Auto-PONG memory exhaustion","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-07-03T06:13:04.448Z","modified":"2026-09-15T06:02:41.195Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"adp"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:20:04.809935Z"}],"euvd":[{"id":"EUVD-2026-41500","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-07-03T06:13:04Z","modified":"2026-09-15T06:02:41Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T17:28:19.01786Z"}],"ghsa":[{"id":"GHSA-c68q-h477-5646","title":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper...","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-07-03T09:31:25Z","modified":"2026-07-07T18:31:40Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:09:18.783285Z"}],"nvd":[{"id":"CVE-2026-11586","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-07-03T07:16:23.883Z","modified":"2026-09-15T07:16:25.7Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:12:27.541515Z"}],"osv":[{"id":"ALPINE-CVE-2026-11586","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-07-03T07:16:23.883Z","modified":"2026-10-01T02:17:49.17144114Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:50.269992Z"},{"id":"BELL-CVE-2026-11586","status":"published","published":"2026-07-02T17:40:09.206552Z","modified":"2026-07-08T07:15:03.986101379Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:23.037038Z"},{"id":"CVE-2026-11586","title":"WS Auto-PONG memory exhaustion","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-07-03T06:13:04.448Z","modified":"2026-11-03T22:56:57.954758447Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-770"],"updated_at":"2026-11-03T23:33:36.422322Z"},{"id":"DEBIAN-CVE-2026-11586","description":"By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper bound on memory allocation for unacknowledged frames, a malicious server can exhaust all available memory by flooding curl with rapid, sequential PING messages.","status":"published","published":"2026-07-03T07:16:23.883Z","modified":"2026-10-01T03:01:43.220504493Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:50.923612Z"},{"id":"JLSEC-2026-1200","title":"By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper...","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-08-07T20:11:58.984Z","modified":"2026-08-07T20:28:40.815917318Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:47:18.159338Z"},{"id":"RHSA-2026:29017","title":"Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update","status":"published","published":"2026-07-16T10:07:43Z","modified":"2026-10-17T10:11:56Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.449341Z"},{"id":"RHSA-2026:34975","title":"Red Hat Security Advisory: Red Hat Hardened Images RPMs bug fix and enhancement update","status":"published","published":"2026-07-04T10:07:59Z","modified":"2026-10-17T10:12:31Z","cvss":[{"version":"3.1","score":8.1,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:19.963895Z"},{"id":"UBUNTU-CVE-2026-11586","description":"By default, curl automatically responds to WebSocket PING frames. Because curl lacks an upper bound on memory allocation for unacknowledged frames, a malicious server can exhaust all available memory by flooding curl with rapid, sequential PING messages.","status":"published","published":"2026-06-24T14:00:00Z","modified":"2026-07-11T00:15:05.947671745Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T16:56:00.081948Z"},{"id":"CURL-CVE-2026-11586","title":"WS Auto-PONG memory exhaustion","description":"By default, curl automatically responds to WebSocket PING frames. Because curl\nlacks an upper bound on memory allocation for unacknowledged frames, a\nmalicious server can exhaust all available memory by flooding curl with rapid,\nsequential PING messages.","status":"published","published":"2026-06-24T08:00:00Z","modified":"2026-10-25T01:05:17.761103031Z","updated_at":"2026-11-02T15:43:55.998148Z"},{"id":"openSUSE-SU-2026:11230-1","title":"curl-8.21.0-1.1 on GA media","description":"These are all security issues fixed in the curl-8.21.0-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-07-09T00:00:00Z","modified":"2026-07-10T10:00:10.392224841Z","updated_at":"2026-11-02T16:58:38.95195Z"},{"id":"ROOT-OS-ALPINE-323-CVE-2026-11586","title":"CVE-2026-11586 in curl - Patched by Root","description":"Root has patched CVE-2026-11586 in the curl package for Root:Alpine:3.23. Multiple fixed versions available.","status":"withdrawn","published":"2026-08-11T14:25:22Z","modified":"2026-10-09T13:00:08.507498397Z","updated_at":"2026-11-02T15:53:28.544053Z"},{"id":"SUSE-SU-2026:5068-1","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\n- CVE-2026-8932: incomplete mTLS config matching in conn reuse (bsc#1268414).\n- CVE-2026-9546: sending old referer (bsc#1268419).\n- CVE-2026-11352: QUIC zero-length UDP datagrams busy-loop (bsc#1268423).\n- CVE-2026-11564: Native CA trust persist (bsc#1268424).\n- CVE-2026-11586: WS Auto-PONG memory exhaustion (bsc#1268425).\n- CVE-2026-11856: cross-origin Digest auth state leak (bsc#1268426).\n- CVE-2026-12064: proto-default skips SSH verification (bsc#1268427).\n- CVE-2026-18924: HTTP/2 server push UAF (bsc#1277477).\n- CVE-2026-19931: Negotiate ambient user conn reuse (bsc#1277478).\n- CVE-2026-80255: secure cookie attribute bypass with tab (bsc#1277482).\n- CVE-2026-82209: domain-scoped PSL domain cookie (bsc#1278173).\n- CVE-2026-86409: stale SigV4 headers sent unintended (bsc#1285031).\n- CVE-2026-86410: redirect to SFTP or SCP bypasses host verification (bsc#1285030).\n- CVE-2026-86411: FTP connection reuse inherits client-certificate (bsc#1285029).\n- CVE-2026-86412: server-set cookie erases cookie jar (bsc#1285028).\n- CVE-2026-86413: Negotiate credentials sent to redirected origin (bsc#1285027).\n- CVE-2026-86414: leaking host credentials to HTTP proxy (bsc#1285026).\n- CVE-2026-87861: cross-origin reuse of a Negotiate connection (bsc#1285024).\n- CVE-2026-87862: HSTS cache import drops longer-lived child (bsc#1285023).\n- CVE-2026-87863: HSTS response erases persisted entries (bsc#1285022).\n- CVE-2026-87864: IMAP APPEND plus CRLF conversion command injection (bsc#1285021).\n- CVE-2026-92386: server-set cookie aborts cookie jar load (bsc#1285018).\n- CVE-2026-92387: never-ending loop via server response omission (bsc#1285017).\n- CVE-2026-92388: FTP wildcard write callback mixup (bsc#1285016).\n- CVE-2026-92389: TFTP direction confusion (bsc#1285015).\n- CVE-2026-92390: -J no-clobber guarantee bypassed with 103 early hints (bsc#1285014).\n- CVE-2026-92391: curl_mime_free stack overflow by recursion (bsc#1285013).\n- CVE-2026-92392: HTTP/2 upload Use-After-Free (bsc#1285012).\n- CVE-2026-94265: Authorization: Negotiate sent to foreign origin (bsc#1285011).\n- CVE-2026-94266: password leak in CURLINFO_EFFECTIVE_URL (bsc#1285010).\n- CVE-2026-107929: local interface connection reuse mixup (bsc#1285008).\n  \nChanges for curl:\n\n- Updated curl to version 8.22.0. (jsc#PED-16984)\n","status":"published","published":"2026-11-03T08:13:17Z","modified":"2026-11-03T22:45:04.218292646Z","updated_at":"2026-11-03T22:59:30.419462Z"},{"id":"SUSE-SU-2026:5069-1","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\n- CVE-2026-8932: incomplete mTLS config matching in conn reuse (bsc#1268414).\n- CVE-2026-9546: sending old referer (bsc#1268419).\n- CVE-2026-11352: QUIC zero-length UDP datagrams busy-loop (bsc#1268423).\n- CVE-2026-11564: Native CA trust persist (bsc#1268424).\n- CVE-2026-11586: WS Auto-PONG memory exhaustion (bsc#1268425).\n- CVE-2026-11856: cross-origin Digest auth state leak (bsc#1268426).\n- CVE-2026-12064: proto-default skips SSH verification (bsc#1268427).\n- CVE-2026-18924: HTTP/2 server push UAF (bsc#1277477).\n- CVE-2026-19931: Negotiate ambient user conn reuse (bsc#1277478).\n- CVE-2026-80255: secure cookie attribute bypass with tab (bsc#1277482).\n- CVE-2026-82209: domain-scoped PSL domain cookie (bsc#1278173).\n- CVE-2026-86409: stale SigV4 headers sent unintended (bsc#1285031).\n- CVE-2026-86410: redirect to SFTP or SCP bypasses host verification (bsc#1285030).\n- CVE-2026-86411: FTP connection reuse inherits client-certificate (bsc#1285029).\n- CVE-2026-86412: server-set cookie erases cookie jar (bsc#1285028).\n- CVE-2026-86413: Negotiate credentials sent to redirected origin (bsc#1285027).\n- CVE-2026-86414: leaking host credentials to HTTP proxy (bsc#1285026).\n- CVE-2026-87861: cross-origin reuse of a Negotiate connection (bsc#1285024).\n- CVE-2026-87862: HSTS cache import drops longer-lived child (bsc#1285023).\n- CVE-2026-87863: HSTS response erases persisted entries (bsc#1285022).\n- CVE-2026-87864: IMAP APPEND plus CRLF conversion command injection (bsc#1285021).\n- CVE-2026-92386: server-set cookie aborts cookie jar load (bsc#1285018).\n- CVE-2026-92387: never-ending loop via server response omission (bsc#1285017).\n- CVE-2026-92388: FTP wildcard write callback mixup (bsc#1285016).\n- CVE-2026-92389: TFTP direction confusion (bsc#1285015).\n- CVE-2026-92390: -J no-clobber guarantee bypassed with 103 early hints (bsc#1285014).\n- CVE-2026-92391: curl_mime_free stack overflow by recursion (bsc#1285013).\n- CVE-2026-92392: HTTP/2 upload Use-After-Free (bsc#1285012).\n- CVE-2026-94265: Authorization: Negotiate sent to foreign origin (bsc#1285011).\n- CVE-2026-94266: password leak in CURLINFO_EFFECTIVE_URL (bsc#1285010).\n- CVE-2026-107929: local interface connection reuse mixup (bsc#1285008).\n\nChanges for curl:\n\n- Updated to version 8.22.0. (jsc#PED-16984)\n","status":"published","published":"2026-11-03T08:13:44Z","modified":"2026-11-03T22:45:05.964085219Z","updated_at":"2026-11-03T22:59:30.419462Z"}]}}