{"id":"CVE-2026-86514","aliases":["EUVD-2026-72615","GHSA-4679-29mh-67pg"],"status":"published","title":"vgmstream txth-txtp txth.c sscanf stack-based overflow","description":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.","severity":{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-12","score":0.00468,"percentile":0.40969,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-119","CWE-121"],"published":"2026-09-08T02:45:09Z","modified":"2026-10-28T11:09:44Z","references":[{"url":"https://vuldb.com/vuln/399668","tags":["vdb-entry","technical-description","advisory"]},{"url":"https://vuldb.com/vuln/399668/cti","tags":["signature","permissions-required","report"]},{"url":"https://vuldb.com/cve/CVE-2026-86514","tags":["third-party-advisory","advisory"]},{"url":"https://vuldb.com/submit/908369","tags":["third-party-advisory","advisory"]},{"url":"https://github.com/vgmstream/vgmstream/issues/1972","tags":["exploit","issue-tracking","report"]},{"url":"https://github.com/vgmstream/vgmstream/pull/1956","tags":["issue-tracking","patch","fix"]},{"url":"https://github.com/vgmstream/vgmstream/commit/4669d37a6af94866f6f0628678f9f90d46954e8b","tags":["patch","fix"]},{"url":"https://github.com/vgmstream/vgmstream/","tags":["product","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-86514","tags":["advisory"]},{"url":"https://github.com/vgmstream/vgmstream"},{"url":"https://github.com/advisories/GHSA-4679-29mh-67pg"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/86xxx/CVE-2026-86514.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2026-86514","title":"vgmstream txth-txtp txth.c sscanf stack-based overflow","description":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.","status":"published","published":"2026-09-08T02:45:09.281Z","modified":"2026-09-11T20:34:39.052Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium","assessor":"cna"},{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","level":"medium","assessor":"cna"},{"version":"3.0","score":6.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L/E:P/RL:O/RC:C","level":"medium","assessor":"cna"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P/E:POC/RL:OF/RC:C","assessor":"cna"}],"cwes":["CWE-121","CWE-119"],"updated_at":"2026-11-02T13:49:42.666099Z"}],"euvd":[{"id":"EUVD-2026-72615","description":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.","status":"published","published":"2026-09-08T02:45:09Z","modified":"2026-09-11T20:34:39Z","cvss":[{"version":"4.0","score":5.3,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"medium"}],"updated_at":"2026-11-02T17:28:21.886667Z"}],"ghsa":[{"id":"GHSA-4679-29mh-67pg","title":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf...","description":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.","status":"published","published":"2026-09-08T03:31:15Z","modified":"2026-09-08T03:31:21Z","cvss":[{"version":"3.1","score":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","level":"medium"},{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T15:11:27.823827Z"}],"nvd":[{"id":"CVE-2026-86514","description":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.","status":"published","published":"2026-09-08T03:17:19.79Z","modified":"2026-09-28T23:10:00.143Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P/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":6.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L","level":"medium","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"secondary"}],"cwes":["CWE-119","CWE-121"],"updated_at":"2026-11-02T14:12:44.436435Z"}],"osv":[{"id":"CVE-2026-86514","title":"vgmstream txth-txtp txth.c sscanf stack-based overflow","description":"A weakness has been identified in vgmstream up to r2117. This issue affects the function sscanf of the file src/meta/txth.c of the component txth-txtp. This manipulation causes stack-based buffer overflow. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks. Patch name: 4669d37a6af94866f6f0628678f9f90d46954e8b. To fix this issue, it is recommended to deploy a patch.","status":"published","published":"2026-09-08T02:45:09.281Z","modified":"2026-10-28T11:09:44.067373065Z","cvss":[{"version":"4.0","score":2.1,"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P","level":"low"}],"cwes":["CWE-119","CWE-121"],"updated_at":"2026-11-02T15:45:18.825071Z"}]}}