{"id":"CVE-2026-114457","aliases":["DEBIAN-CVE-2026-114457","EUVD-2026-108021","GHSA-vwh8-p4rw-9g58","UBUNTU-CVE-2026-114457"],"status":"published","title":"Mod_qos: missing nul termination in json value escaping permits out-of-bounds reads","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","severity":{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00369,"percentile":0.31285,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-170"],"published":"2026-10-22T06:37:03Z","modified":"2026-10-28T20:17:45Z","affected":[{"source":"osv","ecosystem":"Debian:14","package":"mod-qos","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["11.76-3","11.76-4","11.76-5","11.76-6","11.77-1","11.78-1","11.79-1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"mod-qos","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["11.77-1","11.78-1","11.79-1","11.79-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"mod-qos","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["11.76-4","11.76-5","11.76-6","11.77-1"]}],"products":[{"vendor":"pbuchbinder","product":"mod_qos"}],"references":[{"url":"https://access.redhat.com/security/cve/CVE-2026-114457","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2558311","tags":["issue-tracking","x_refsource_REDHAT","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-114457"},{"url":"https://github.com/advisories/GHSA-vwh8-p4rw-9g58"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-114457","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-114457","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-114457","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-114457","title":"Mod_qos: missing nul termination in json value escaping permits out-of-bounds reads","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","status":"published","published":"2026-10-22T06:37:03.333Z","modified":"2026-10-26T19:38:30.961Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-170"],"updated_at":"2026-11-02T13:39:50.160666Z"}],"euvd":[{"id":"EUVD-2026-108021","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","status":"published","published":"2026-10-22T06:37:03Z","modified":"2026-10-26T19:38:30Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T16:59:28.357127Z"}],"ghsa":[{"id":"GHSA-vwh8-p4rw-9g58","title":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service ...","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","status":"published","published":"2026-10-22T09:31:47Z","modified":"2026-10-22T09:31:55Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-170"],"updated_at":"2026-11-02T15:14:14.973906Z"}],"nvd":[{"id":"CVE-2026-114457","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","status":"published","published":"2026-10-22T07:16:42.387Z","modified":"2026-10-26T20:17:49.303Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"}],"cwes":["CWE-170"],"updated_at":"2026-11-02T14:13:02.371082Z"}],"osv":[{"id":"DEBIAN-CVE-2026-114457","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","status":"published","published":"2026-10-22T07:16:42.387Z","modified":"2026-10-27T09:47:38.568474829Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:45:50.923612Z"},{"id":"UBUNTU-CVE-2026-114457","description":"A flaw was found in mod_qos. An unauthenticated remote attacker could cause a Denial of Service (DoS) by sending a specially crafted JSON request when JSON body filtering is enabled. Due to improper string termination during the processing of percent-encoded input, the module reads past allocated memory boundaries, which can cause an Apache worker process to crash.","status":"published","published":"2026-10-22T07:16:00Z","modified":"2026-10-28T20:17:45.296133023Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T16:55:59.591851Z"}]}}