{"id":"CVE-2020-15005","details":"In MediaWiki before 1.31.8, 1.32.x and 1.33.x before 1.33.4, and 1.34.x before 1.34.2, private wikis behind a caching server using the img_auth.php image authorization security feature may have had their files cached publicly, so any unauthorized user could view them. This occurs because Cache-Control and Vary headers were mishandled.","aliases":["BIT-mediawiki-2020-15005","GHSA-xpv7-93cm-4mxv"],"modified":"2026-05-18T05:53:23.656455493Z","published":"2020-06-24T23:15:10.590Z","database_specific":{"unresolved_ranges":[{"extracted_events":[{"last_affected":"9.0"},{"last_affected":"10.0"}],"cpes":["cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*","cpe:2.3:o:debian:debian_linux:9.0:*:*:*:*:*:*:*"],"vendor_product":"debian:debian_linux","source":"CPE_FIELD"},{"extracted_events":[{"last_affected":"32"}],"cpes":["cpe:2.3:o:fedoraproject:fedora:32:*:*:*:*:*:*:*"],"vendor_product":"fedoraproject:fedora","source":"CPE_FIELD"}]},"references":[{"type":"WEB","url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EEZIMLJMJS72SJXPYL736XMUAVCRQD2H/"},{"type":"ADVISORY","url":"https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_31/RELEASE-NOTES-1.31"},{"type":"ADVISORY","url":"https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_33/RELEASE-NOTES-1.33"},{"type":"ADVISORY","url":"https://gerrit.wikimedia.org/r/plugins/gitiles/mediawiki/core/+/REL1_34/RELEASE-NOTES-1.34"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2020/12/msg00034.html"},{"type":"ADVISORY","url":"https://lists.wikimedia.org/pipermail/wikitech-l/2020-June/093535.html"},{"type":"ADVISORY","url":"https://www.debian.org/security/2020/dsa-4767"},{"type":"FIX","url":"https://phabricator.wikimedia.org/T248947"}],"affected":[{"ranges":[{"type":"GIT","repo":"https://github.com/wikimedia/mediawiki","events":[{"introduced":"0"},{"fixed":"c759d64146ad3d48c316b0052b7e240def4634da"},{"introduced":"0fbb878ef366477535a709b0c2564bdcf4b176d1"},{"fixed":"8f927cbf330b6ee6e675fb92435b7ee933736189"},{"introduced":"ba90e337a4a58eb3b2fba43745d8de4a1cdafec1"},{"fixed":"18c2d20c54f9851af639cb24603493ca197baaa8"}],"database_specific":{"extracted_events":[{"introduced":"0"},{"fixed":"1.31.8"},{"introduced":"1.32.0"},{"fixed":"1.33.4"},{"introduced":"1.34"},{"fixed":"1.34.2"}],"cpe":"cpe:2.3:a:mediawiki:mediawiki:*:*:*:*:*:*:*:*","source":"CPE_FIELD"}}],"versions":["1.34.1","1.33.3","1.31.7","1.34.0","1.33.2","1.31.6","1.34.0-rc.1","1.31.5","1.34.0-rc.0","1.33.1","1.31.4","1.33.0","1.31.3","1.33.0-rc.0","1.31.2","1.31.1","1.31.0","1.31.0-rc.2","1.31.0-rc.1","1.31.0-rc.0","1.6.0","1.5.0beta4","1.5.0beta3","1.5.0beta2","1.5.0beta1","1.5.0alpha2","1.5.0alpha1","1.3.0beta1","1.1.0"],"database_specific":{"source":"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-15005.json"}}],"schema_version":"1.7.5","severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N"}]}