{"id":"CVE-2026-85518","aliases":["DEBIAN-CVE-2026-85518","EUVD-2026-107542","GHSA-vp9g-975v-q4cm","openSUSE-SU-2026:12249-1"],"status":"published","title":"Openscap: openscap: arbitrary file write via path traversal in source datastream decomposition","description":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application does not properly validate relative file path attributes, leading to a path traversal vulnerability. An attacker can exploit this flaw by tricking a user or automated system into decomposing a crafted datastream containing directory traversal sequences. Successful exploitation allows unauthorized file creation or modification outside the intended target directory with the permissions of the executing process.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00447,"percentile":0.39312,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-22"],"published":"2026-10-21T19:42:54Z","modified":"2026-11-06T01:08:17Z","fixes":[{"ecosystem":"Debian:14","package":"openscap","fixed_in":["1.4.6+dfsg-1"],"sources":["osv"]},{"ecosystem":"openSUSE:Tumbleweed","package":"openscap","fixed_in":["1.4.6-1.1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"openscap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.3.10+dfsg-1","1.3.10+dfsg-2","1.3.10+dfsg-3","1.3.7+dfsg-1","1.3.7+dfsg-1+deb12u1","1.3.8+dfsg-1","1.3.8+dfsg-2","1.3.8+dfsg-3","1.3.9+dfsg-1","1.3.9+dfsg-1.1","1.3.9+dfsg-1.1~exp1","1.3.9+dfsg-2","1.4.0+dfsg-1","1.4.0+dfsg-2","1.4.1+dfsg-1","1.4.2+dfsg-1","1.4.2+dfsg-2","1.4.3+dfsg-1","1.4.4+dfsg-1","1.4.4+dfsg-2","1.4.5+dfsg-1","1.4.6+dfsg-1"]},{"source":"osv","ecosystem":"Debian:13","package":"openscap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"}]}],"versions":["1.4.2+dfsg-1","1.4.2+dfsg-2","1.4.3+dfsg-1","1.4.4+dfsg-1","1.4.4+dfsg-2","1.4.5+dfsg-1","1.4.6+dfsg-1"]},{"source":"osv","ecosystem":"Debian:14","package":"openscap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.6+dfsg-1"}]}],"versions":["1.4.2+dfsg-1","1.4.2+dfsg-2","1.4.3+dfsg-1","1.4.4+dfsg-1","1.4.4+dfsg-2","1.4.5+dfsg-1"]},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"openscap","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.4.6-1.1"}]}]}],"products":[{"vendor":"red hat","product":"red hat enterprise linux 10"},{"vendor":"red hat","product":"red hat enterprise linux 6"},{"vendor":"red hat","product":"red hat enterprise linux 7"},{"vendor":"red hat","product":"red hat enterprise linux 8"},{"vendor":"red hat","product":"red hat enterprise linux 9"},{"vendor":"red hat","product":"red hat hardened images"}],"references":[{"url":"https://access.redhat.com/errata/RHSA-2026:88330","tags":["vendor-advisory","x_refsource_REDHAT"]},{"url":"https://access.redhat.com/security/cve/CVE-2026-85518","tags":["vdb-entry","x_refsource_REDHAT"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=2478522","tags":["issue-tracking","x_refsource_REDHAT","exploit"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-85518"},{"url":"https://github.com/advisories/GHSA-vp9g-975v-q4cm"},{"url":"https://security-tracker.debian.org/tracker/CVE-2026-85518","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2026-85518","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2026-85518","title":"Openscap: openscap: arbitrary file write via path traversal in source datastream decomposition","description":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application does not properly validate relative file path attributes, leading to a path traversal vulnerability. An attacker can exploit this flaw by tricking a user or automated system into decomposing a crafted datastream containing directory traversal sequences. Successful exploitation allows unauthorized file creation or modification outside the intended target directory with the permissions of the executing process.","status":"published","published":"2026-10-21T19:42:54.174Z","modified":"2026-11-06T01:08:17.309Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"cna"}],"cwes":["CWE-22"],"updated_at":"2026-11-06T02:55:55.947181Z"}],"euvd":[{"id":"EUVD-2026-107542","description":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application does not properly validate relative file path attributes, leading to a path traversal vulnerability. An attacker can exploit this flaw by tricking a user or automated system into decomposing a crafted datastream containing directory traversal sequences. Successful exploitation allows unauthorized file creation or modification outside the intended target directory with the permissions of the executing process.","status":"published","published":"2026-10-21T19:42:54Z","modified":"2026-11-06T01:08:17Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium"}],"updated_at":"2026-11-06T02:02:53.341523Z"}],"ghsa":[{"id":"GHSA-vp9g-975v-q4cm","title":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application...","description":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application does not properly validate relative file path attributes, leading to a path traversal vulnerability. An attacker can exploit this flaw by tricking a user or automated system into decomposing a crafted datastream containing directory traversal sequences. Successful exploitation allows unauthorized file creation or modification outside the intended target directory with the permissions of the executing process.","status":"published","published":"2026-10-21T21:32:36Z","modified":"2026-10-23T06:32:31Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium"}],"cwes":["CWE-22"],"updated_at":"2026-11-02T15:14:18.846384Z"}],"nvd":[{"id":"CVE-2026-85518","description":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application does not properly validate relative file path attributes, leading to a path traversal vulnerability. An attacker can exploit this flaw by tricking a user or automated system into decomposing a crafted datastream containing directory traversal sequences. Successful exploitation allows unauthorized file creation or modification outside the intended target directory with the permissions of the executing process.","status":"published","published":"2026-10-21T20:17:27.323Z","modified":"2026-11-06T01:17:59.737Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium","assessor":"secondary"}],"cwes":["CWE-22"],"updated_at":"2026-11-06T06:59:06.352262Z"}],"osv":[{"id":"DEBIAN-CVE-2026-85518","description":"A flaw was found in OpenSCAP. When decomposing a Source DataStream (SDS) file, the application does not properly validate relative file path attributes, leading to a path traversal vulnerability. An attacker can exploit this flaw by tricking a user or automated system into decomposing a crafted datastream containing directory traversal sequences. Successful exploitation allows unauthorized file creation or modification outside the intended target directory with the permissions of the executing process.","status":"published","published":"2026-10-21T20:17:27.323Z","modified":"2026-10-29T09:47:31.918747166Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L","level":"medium"}],"updated_at":"2026-11-02T15:46:05.022702Z"},{"id":"openSUSE-SU-2026:12249-1","title":"libopenscap33-1.4.6-1.1 on GA media","description":"These are all security issues fixed in the libopenscap33-1.4.6-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-23T00:00:00Z","modified":"2026-10-24T17:23:09.360776443Z","updated_at":"2026-11-02T16:58:40.245664Z"}]}}