{"id":"CVE-2026-33257","aliases":["ALPINE-CVE-2026-33257","DEBIAN-CVE-2026-33257","EUVD-2026-24720","GHSA-p687-4q66-wh3p","SUSE-SU-2026:22319-1","UBUNTU-CVE-2026-33257","openSUSE-SU-2026:10632-1","openSUSE-SU-2026:12532-1","openSUSE-SU-2026:21015-1"],"status":"published","title":"Insufficient input validation of internal webserver","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. 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:["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42387","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42388","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42389","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-42390","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-52682","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-52684","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-52686","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-52688","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-52690","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-73205","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-73206","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85555","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85556","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85557","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85558","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85559","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-33257","title":"Insufficient input validation of internal webserver","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T09:37:59.871Z","modified":"2026-04-22T18:10:30.709Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:20:07.609948Z"}],"euvd":[{"id":"EUVD-2026-24720","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T09:37:59Z","modified":"2026-04-22T18:10:30Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-02T19:24:19.81608Z"}],"ghsa":[{"id":"GHSA-p687-4q66-wh3p","title":"An attacker can send a web request that causes unlimited memory allocation in the internal web...","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T12:30:29Z","modified":"2026-04-22T21:32:10Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T15:07:35.737909Z"}],"nvd":[{"id":"CVE-2026-33257","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T10:16:51.313Z","modified":"2026-10-26T22:10:00.163Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium","assessor":"secondary"},{"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":"primary"}],"cwes":["CWE-770"],"updated_at":"2026-11-02T14:12:15.493943Z"}],"osv":[{"id":"ALPINE-CVE-2026-33257","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T10:16:51.313Z","modified":"2026-11-03T06:32:54.220840927Z","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":"2026-11-03T07:16:26.770911Z"},{"id":"CVE-2026-33257","title":"Insufficient input validation of internal webserver","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T09:37:59.871Z","modified":"2026-11-12T17:29:21.760673789Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"}],"updated_at":"2026-11-12T17:58:15.436082Z"},{"id":"DEBIAN-CVE-2026-33257","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T10:16:51.313Z","modified":"2026-10-27T10:00:35.108859833Z","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":"2026-11-02T15:45:54.587575Z"},{"id":"UBUNTU-CVE-2026-33257","description":"An attacker can send a web request that causes unlimited memory allocation in the internal web server, leading to a denial of service. The internal web server is disabled by default.","status":"published","published":"2026-04-22T10:16:00Z","modified":"2026-10-17T13:00:00.488105185Z","cvss":[{"version":"3.1","score":5.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"medium"},{"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":"2026-11-02T16:56:16.036833Z"},{"id":"openSUSE-SU-2026:10632-1","title":"dnsdist-2.0.5-1.1 on GA media","description":"These are all security issues fixed in the dnsdist-2.0.5-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-04-28T00:00:00Z","modified":"2026-04-29T08:00:56.401277Z","updated_at":"2026-11-02T16:58:38.415593Z"},{"id":"openSUSE-SU-2026:12532-1","title":"pdns-recursor-5.4.8-1.1 on GA media","description":"These are all security issues fixed in the pdns-recursor-5.4.8-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-11-11T00:00:00Z","modified":"2026-11-12T17:23:23.320017478Z","updated_at":"2026-11-12T18:02:05.26944Z"},{"id":"openSUSE-SU-2026:21015-1","title":"Security update for dnsdist","description":"This update for dnsdist fixes the following issues\n\n- CVE-2026-0396: crafted DNS queries can allow to inject HTML content (bsc#1261236).\n- CVE-2026-0397: CORS misconfiguration can lead to information disclosure (bsc#1261237).\n- CVE-2026-24028: crafted DNS response packet can lead to an out-of-bounds read (bsc#1261238).\n- CVE-2026-24029: HTTPS ACL bypass can allow clients to send DoH queries (bsc#1261239).\n- CVE-2026-24030: allocating too much memory while processing DNS can result in a denial of service (bsc#1261240).\n- CVE-2026-27853: crafted DNS responses can lead to an out-of-bounds write (bsc#1261241).\n- CVE-2026-27854: crafted DNS queries can be used to trigger a use-after-free (bsc#1261243).\n- CVE-2026-33254: Resource exhaustion via DoQ/DoH3 connections (bsc#1262538).\n- CVE-2026-33257: Insufficient input validation of internal webserver (bsc#1262536).\n- CVE-2026-33260: Insufficient input validation of internal webserver (bsc#1262537).\n- CVE-2026-33593: Denial of service via crafted DNSCrypt query (bsc#1262546).\n- CVE-2026-33594: Outgoing DoH excessive memory allocation (bsc#1262545).\n- CVE-2026-33595: DoQ/DoH3 excessive memory allocation (bsc#1262544).\n- CVE-2026-33596: TCP backend stream ID overflow (bsc#1262543).\n- CVE-2026-33597: PRSD detection denial of service (bsc#1262542).\n- CVE-2026-33598: Out-of-bounds read in cache inspection via Lua (bsc#1262541).\n- CVE-2026-33599: Out-of-bounds read in service discovery (bsc#1262540).\n- CVE-2026-33602: Off-by-one access when processing crafted UDP responses (bsc#1262539).\n\nChanges for dnsdist:\n\n- Updated to 1.9.13\n","status":"published","published":"2026-06-22T14:30:36Z","modified":"2026-06-30T18:24:35.781610131Z","updated_at":"2026-11-02T16:58:41.885092Z"},{"id":"SUSE-SU-2026:22319-1","title":"Security update for dnsdist","description":"This update for dnsdist fixes the following issues\n\n- CVE-2026-0396: crafted DNS queries can allow to inject HTML content (bsc#1261236).\n- CVE-2026-0397: CORS misconfiguration can lead to information disclosure (bsc#1261237).\n- CVE-2026-24028: crafted DNS response packet can lead to an out-of-bounds read (bsc#1261238).\n- CVE-2026-24029: HTTPS ACL bypass can allow clients to send DoH queries (bsc#1261239).\n- CVE-2026-24030: allocating too much memory while processing DNS can result in a denial of service (bsc#1261240).\n- CVE-2026-27853: crafted DNS responses can lead to an out-of-bounds write (bsc#1261241).\n- CVE-2026-27854: crafted DNS queries can be used to trigger a use-after-free (bsc#1261243).\n- CVE-2026-33254: Resource exhaustion via DoQ/DoH3 connections (bsc#1262538).\n- CVE-2026-33257: Insufficient input validation of internal webserver (bsc#1262536).\n- CVE-2026-33260: Insufficient input validation of internal webserver (bsc#1262537).\n- CVE-2026-33593: Denial of service via crafted DNSCrypt query (bsc#1262546).\n- CVE-2026-33594: Outgoing DoH excessive memory allocation (bsc#1262545).\n- CVE-2026-33595: DoQ/DoH3 excessive memory allocation (bsc#1262544).\n- CVE-2026-33596: TCP backend stream ID overflow (bsc#1262543).\n- CVE-2026-33597: PRSD detection denial of service (bsc#1262542).\n- CVE-2026-33598: Out-of-bounds read in cache inspection via Lua (bsc#1262541).\n- CVE-2026-33599: Out-of-bounds read in service discovery (bsc#1262540).\n- CVE-2026-33602: Off-by-one access when processing crafted UDP responses (bsc#1262539).\n\nChanges for dnsdist:\n\n- Updated to 1.9.13\n","status":"published","published":"2026-06-22T14:28:56Z","modified":"2026-07-02T18:24:10.252842915Z","updated_at":"2026-11-02T15:54:03.080707Z"}]}}