{"id":"CVE-2026-110761","revision":"9082df543e4747d18bd2c2b43097ab0b","records":[{"revision":"9082df543e4747d18bd2c2b43097ab0b","observedAt":"2026-10-23T15:48:27.903+00:00","statement":{"source":"cve-program","id":"CVE-2026-110761","aliases":[],"title":"ILIAS before 9.24, 10.12, and 11.5 PHP Object Injection via Test Results Import","description":"ILIAS before 9.24, 10.12, and 11.5 contains a PHP object injection vulnerability that allows authenticated users with Test creation or import permission to deserialize arbitrary objects via crafted Test archives. Attackers can inject a malicious tst_sequence sequence attribute that is passed to unserialize(), abusing Guzzle or Monolog gadget chains to write PHP files and execute code.","state":0,"publishedAt":"2026-10-14T18:47:35.995+00:00","modifiedAt":"2026-10-14T19:39:51.874+00:00","affected":[{"ecosystem":"https://github.com/ILIAS-eLearning/ILIAS","name":"ILIAS","ranges":[],"versions":[],"rawVersionEvidence":"{\n                    \"vendor\": \"ILIAS-eLearning e.V.\",\n                    \"product\": \"ILIAS\",\n                    \"defaultStatus\": \"unaffected\",\n                    \"versions\": [\n                        {\n                            \"version\": \"9.0\",\n                            \"lessThan\": \"9.24\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"version\": \"10.0\",\n                            \"lessThan\": \"10.12\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        },\n                        {\n                            \"version\": \"11.0\",\n                            \"lessThan\": \"11.5\",\n                            \"status\": \"affected\",\n                            \"versionType\": \"custom\"\n                        }\n                    ],\n                    \"packageURL\": \"pkg:github/ILIAS-eLearning/ILIAS\",\n                    \"collectionURL\": \"https://github.com/ILIAS-eLearning/ILIAS\",\n                    \"repo\": \"https://github.com/ILIAS-eLearning/ILIAS\"\n                }"}],"metrics":[{"system":"CVSS 4.0","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N","score":8.7,"severity":"HIGH"},{"system":"CVSS 3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8,"severity":"HIGH"}],"references":["https://docu.ilias.de/go/blog/15821/952","https://docu.ilias.de/ilias.php?baseClass=illmpresentationgui&obj_id=228077&ref_id=35","https://github.com/ILIAS-eLearning/ILIAS/commit/cf4e9c230edfd96fc94a1b1d355500aa8c6f1771","https://github.com/ILIAS-eLearning/ILIAS/commit/267d4645ea940f8f97d1a9838deff6a12097564d","https://github.com/ILIAS-eLearning/ILIAS/commit/ac4684239641fb3dab2d636b53a61c46462d1208","https://github.com/ILIAS-eLearning/ILIAS/blob/2a3758ee3b01e5c66922e08f58a2189146b884d4/components/ILIAS/Test/classes/class.ilObjTest.php#L7364","https://github.com/ILIAS-eLearning/ILIAS/blob/2a3758ee3b01e5c66922e08f58a2189146b884d4/components/ILIAS/Test/classes/class.ilTestResultsImportParser.php#L225","https://github.com/ILIAS-eLearning/ILIAS","https://www.vulncheck.com/advisories/ilias-before-9.24-10.12-and-11.5-php-object-injection-via-test-results-import"],"sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-110761","license":"CVE Program Terms of Use","key":"cve-program:CVE-2026-110761","identifiers":["CVE-2026-110761"]},"retained":false,"historicalAffected":[]}],"coverage":[]}