{"id":"CVE-2026-110604","aliases":["DEBIAN-CVE-2026-110604","EUVD-2026-101232","GHSA-pc2v-ppxx-vfq5","UBUNTU-CVE-2026-110604"],"status":"published","title":"Mini-XML 4.0.0 through 4.0.6 Stack Out-of-Bounds Write via mxml_strtod()","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","severity":{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"low","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00217,"percentile":0.12253,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-193"],"published":"2026-10-14T14:16:44Z","modified":"2026-10-28T17:50:34Z","fixes":[{"ecosystem":"Debian:14","package":"mxml","fixed_in":["4.0.6-3"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1-1","4.0.1-1","4.0.2-1","4.0.3-1","4.0.4-1","4.0.4-3","4.0.4-4","4.0.4-5","4.0.4-6","4.0.5-1","4.0.6-2","4.0.6-3"]},{"source":"osv","ecosystem":"Debian:13","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1-1","3.3.1-1+deb13u1","3.3.1-1+deb13u1~deb12u1","4.0.1-1","4.0.2-1","4.0.3-1","4.0.4-1","4.0.4-3","4.0.4-4","4.0.4-5","4.0.4-6","4.0.5-1","4.0.6-2","4.0.6-3"]},{"source":"osv","ecosystem":"Debian:14","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"4.0.6-3"}]}],"versions":["3.3.1-1","4.0.1-1","4.0.2-1","4.0.3-1","4.0.4-1","4.0.4-3","4.0.4-4","4.0.4-5","4.0.4-6","4.0.5-1","4.0.6-2"]},{"source":"osv","ecosystem":"Ubuntu:16.04:LTS","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.7-1","2.9-0ubuntu1","2.9-0ubuntu2"]},{"source":"osv","ecosystem":"Ubuntu:18.04:LTS","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.10-1"]},{"source":"osv","ecosystem":"Ubuntu:20.04:LTS","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["2.12-2","3.1-1"]},{"source":"osv","ecosystem":"Ubuntu:22.04:LTS","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.2-1","3.3-1"]},{"source":"osv","ecosystem":"Ubuntu:24.04:LTS","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1-1","3.3.1-1build1"]},{"source":"osv","ecosystem":"Ubuntu:26.10","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1-1build2","4.0.4-6"]},{"source":"osv","ecosystem":"Ubuntu:26.04:LTS","package":"mxml","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["3.3.1-1build1","3.3.1-1build2"]}],"products":[{"vendor":"michael r sweet","product":"mini-xml"}],"references":[{"url":"https://hackmd.io/@haind-pwn/mxml-strtod-locale-stack-overflow","tags":["third-party-advisory","advisory","report"]},{"url":"https://github.com/michaelrsweet/mxml/blob/v4.0.6/mxml-file.c#L1860-L1887","tags":["technical-description","article","report"]},{"url":"https://github.com/michaelrsweet/mxml/commit/367c7ddd3387f65e867d776216de274bcaa3dae1","tags":["patch","fix","report"]},{"url":"https://www.vulncheck.com/advisories/mini-xml-4.0.0-through-4.0.6-stack-out-of-bounds-write-via-mxml-strtod","tags":["third-party-advisory","advisory","report"]},{"url":"https://hackmd.io/@haind-pwn/cve-2026-110604-mxml-strtod-locale-stack-overflow","tags":["exploit","evidence","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-110604","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-pc2v-ppxx-vfq5"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/110xxx/CVE-2026-110604.json","tags":["advisory"]},{"url":"https://github.com/michaelrsweet/mxml","tags":["package"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-110604","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2026-110604","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2026-110604","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2026-110604","title":"Mini-XML 4.0.0 through 4.0.6 Stack Out-of-Bounds Write via mxml_strtod()","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T14:16:44.995Z","modified":"2026-10-14T16:19:42.263Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"low","assessor":"cna"},{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"low","assessor":"cna"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T13:34:26.24368Z"}],"euvd":[{"id":"EUVD-2026-101232","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T14:16:44Z","modified":"2026-10-14T16:19:42Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-02T17:27:14.304159Z"}],"ghsa":[{"id":"GHSA-pc2v-ppxx-vfq5","title":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod()...","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T15:32:24Z","modified":"2026-10-14T18:32:10Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"},{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"low"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T15:13:26.734116Z"}],"nvd":[{"id":"CVE-2026-110604","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T15:17:11.967Z","modified":"2026-10-14T17:18:25.567Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low","assessor":"secondary"},{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"low","assessor":"secondary"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T14:12:58.99337Z"}],"osv":[{"id":"CVE-2026-110604","title":"Mini-XML 4.0.0 through 4.0.6 Stack Out-of-Bounds Write via mxml_strtod()","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T14:16:44.995Z","modified":"2026-10-28T11:06:31.822865241Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"low"}],"cwes":["CWE-193"],"updated_at":"2026-11-02T15:44:55.61515Z"},{"id":"DEBIAN-CVE-2026-110604","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T15:17:11.967Z","modified":"2026-10-26T08:00:08.278886515Z","cvss":[{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X","level":"low"}],"updated_at":"2026-11-02T15:45:49.824149Z"},{"id":"UBUNTU-CVE-2026-110604","description":"Mini-XML 4.0.0 through 4.0.6 contains an off-by-one stack out-of-bounds write in mxml_strtod() when the locale decimal point is not '.'. Attackers can supply XML with a 63-digit REAL value followed by '.' to write a NUL byte past the 64-byte stack buffer, corrupting stack memory or crashing the process.","status":"published","published":"2026-10-14T15:17:00Z","modified":"2026-10-28T17:50:34Z","cvss":[{"version":"3.1","score":3.6,"vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:U/C:N/I:L/A:L","level":"low"},{"version":"4.0","score":2,"vector":"CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:P/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N","level":"low"}],"updated_at":"2026-11-02T16:55:59.591851Z"}]}}