{"id":"CVE-2015-8622","aliases":["DEBIAN-CVE-2015-8622","EUVD-2015-8499","GHSA-p8m9-vcch-wc8g","MGASA-2015-0486","UBUNTU-CVE-2015-8622"],"status":"published","title":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25...","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","severity":{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.01477,"percentile":0.74043,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-79"],"published":"2015-12-24T11:08:20Z","modified":"2026-09-09T07:01:56Z","fixes":[{"ecosystem":"Debian:12","package":"mediawiki","fixed_in":["1:1.25.5-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"mediawiki","fixed_in":["1:1.25.5-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"mediawiki","fixed_in":["1:1.25.5-1"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:12","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.25.5-1"}]}]},{"source":"osv","ecosystem":"Debian:13","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.25.5-1"}]}]},{"source":"osv","ecosystem":"Debian:14","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1:1.25.5-1"}]}]},{"source":"osv","ecosystem":"Mageia:5","package":"mediawiki","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.23.12-1.mga5"}]}],"bundled":7}],"products":[{"vendor":"mediawiki","product":"mediawiki"}],"references":[{"url":"https://lists.wikimedia.org/pipermail/mediawiki-announce/2015-December/000186.html","tags":["mailing-list","x_refsource_MLIST","x_transferred","Patch","Release Notes","Vendor Advisory","advisory","fix","web"]},{"url":"http://www.openwall.com/lists/oss-security/2015/12/23/7","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","advisory","article","fix"]},{"url":"https://phabricator.wikimedia.org/T117899","tags":["x_refsource_CONFIRM","x_transferred","Issue Tracking","Patch","Third Party Advisory","advisory","fix","report"]},{"url":"http://www.openwall.com/lists/oss-security/2015/12/21/8","tags":["mailing-list","x_refsource_MLIST","x_transferred","Mailing List","Patch","Third Party Advisory","advisory","article","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2015-8622"},{"url":"https://github.com/advisories/GHSA-p8m9-vcch-wc8g"},{"url":"https://security-tracker.debian.org/tracker/CVE-2015-8622","tags":["advisory"]},{"url":"https://advisories.mageia.org/MGASA-2015-0486.html","tags":["advisory"]},{"url":"https://bugs.mageia.org/show_bug.cgi?id=17379","tags":["report"]},{"url":"http://openwall.com/lists/oss-security/2015/12/23/7","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2015-8622","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2015-8622","tags":["report"]}],"sources":{"cve":[{"id":"CVE-2015-8622","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"published","published":"2017-03-23T20:00:00Z","modified":"2024-08-06T08:20:43.681Z","updated_at":"2026-11-02T14:35:40.900357Z"}],"euvd":[{"id":"EUVD-2015-8499","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"published","published":"2017-03-23T20:00:00Z","modified":"2024-08-06T08:20:43Z","updated_at":"2026-11-03T01:57:26.810911Z"}],"ghsa":[{"id":"GHSA-p8m9-vcch-wc8g","title":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25...","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"published","published":"2022-05-17T02:53:40Z","modified":"2023-01-27T05:06:02Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:42:49.311822Z"}],"nvd":[{"id":"CVE-2015-8622","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"published","published":"2017-03-23T20:59:00.437Z","modified":"2026-06-17T00:34:52.21Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"primary"},{"version":"2.0","score":4.3,"vector":"AV:N/AC:M/Au:N/C:N/I:P/A:N","level":"medium","assessor":"primary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:03:17.368799Z"}],"osv":[{"id":"CVE-2015-8622","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"published","published":"2017-03-23T20:59:00Z","modified":"2026-04-16T06:23:24.258428565Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:44:01.068991Z"},{"id":"DEBIAN-CVE-2015-8622","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"published","published":"2017-03-23T20:59:00.437Z","modified":"2026-09-09T07:01:56.42141275Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:45:27.04239Z"},{"id":"UBUNTU-CVE-2015-8622","description":"Cross-site scripting (XSS) vulnerability in MediaWiki before 1.23.12, 1.24.x before 1.24.5, 1.25.x before 1.25.4, and 1.26.x before 1.26.1, when is configured with a relative URL, allows remote authenticated users to inject arbitrary web script or HTML via wikitext, as demonstrated by a wikilink to a page named \"javascript:alert('XSS!').\"","status":"withdrawn","published":"2017-03-23T20:59:00Z","modified":"2025-07-16T07:33:34.969939Z","cvss":[{"version":"3.0","score":6.1,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:10.737723Z"},{"id":"MGASA-2015-0486","title":"Updated mediawiki packages fix security vulnerabilities","description":"Updated mediawiki packages fix security vulnerabilities:\n\nIn MediaWiki before 1.23.12, an XSS vector exists when MediaWiki is\nconfigured with a non-standard configuration, from wikitext when\n$wgArticlePath='$1' (CVE-2015-8622).\n\nIn MediaWiki before 1.23.12, tokens were being compared as strings, which\ncould allow a timing attack (CVE-2015-8623, CVE-2015-8624).\n\nIn MediaWiki before 1.23.12, parameters passed to the curl library were not\nsanitized, which could cause curl to upload files from the webserver to an\nattacker when POST variable starts with '@' (CVE-2015-8625).\n\nIn MediaWiki before 1.23.12, the password reset token could be shorter than\nthe minimum required password length (CVE-2015-8626).\n\nIn MediaWiki before 1.23.12, blocking IP addresses with zero-padded octets\nresulted in a failure to block the IP address (CVE-2015-8627).\n\nIn MediaWiki before 1.23.12, a combination of Special:MyPage redirects and\npagecounts allows an external site to know the wikipedia login of an user\n(CVE-2015-8628).\n","status":"published","published":"2015-12-24T11:08:20Z","modified":"2026-04-16T06:25:46.182772267Z","updated_at":"2026-11-02T15:49:39.792687Z"}]}}