{"id":"CVE-2026-103442","title":"External control of system or configuration setting vulnerability in The Wikimedia Foundation MediaWiki CentralAuth extension allows Code Injection.\n\nThis issue affects MediaWiki CentralAuth extension: 1.46, 1.45, and 1.43.","summary":"External control of system or configuration setting vulnerability in The Wikimedia Foundation MediaWiki CentralAuth extension allows Code Injection.\n\nThis issue affects MediaWiki CentralAuth extension: 1.46, 1.45, and 1.43.","severity":"high","cvss":7.2,"cvssVector":"CVSS:4.0/AV:N/AC:H/AT:P/PR:H/UI:P/VC:H/VI:H/VA:L/SC:H/SI:H/SA:L/E:P/S:N/AU:Y/R:U/V:D/RE:M/U:Amber","cwe":["CWE-15"],"vendor":"The Wikimedia Foundation","product":"MediaWiki CentralAuth extension","affected":["mediawiki_centralauth_extension 1.46","mediawiki_centralauth_extension 1.45","mediawiki_centralauth_extension 1.43"],"published":"2026-09-30","updated":"2026-09-30","sourceUpdated":"2026-09-30T16:27:40.143","source":"NVD","sourceUrl":"https://nvd.nist.gov/vuln/detail/CVE-2026-103442","references":[{"url":"https://gerrit.wikimedia.org/r/q/I9c59e5c3f217c1eaa02934a076604049bac2b025","label":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"},{"url":"https://phabricator.wikimedia.org/T435624","label":"c4f26cc8-17ff-4c99-b5e2-38fc1793eacc"}],"tags":["nvd","cve.org"],"cvssSource":"cna","ingestedAt":"2026-09-30T17:13:20.822Z","slug":"CVE-2026-103442","body":"## Overview\n\nExternal control of system or configuration setting vulnerability in The Wikimedia Foundation MediaWiki CentralAuth extension allows Code Injection.\n\nThis issue affects MediaWiki CentralAuth extension: 1.46, 1.45, and 1.43.\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":40,"depthScoreParts":{"impact":39.6,"likelihood":0,"exploitation":0,"ransomware":0},"changes":[]}