{"id":"CVE-2026-0671","aliases":["EUVD-2026-1448","GHSA-79p6-j87f-jqp9"],"status":"published","title":"Multiple stored i18n/message-key XSSes in UploadWizard","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.","severity":{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp","from":"cve"},"epss":{"day":"2026-11-09","score":0.00241,"percentile":0.15318,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-79"],"published":"2026-01-08T16:21:24Z","modified":"2026-10-26T21:10:00Z","products":[{"vendor":"wikimedia","product":"mediawiki-extensions-uploadwizard"},{"vendor":"wikimedia foundation","product":"mediawiki - uploadwizard extension"}],"references":[{"url":"https://phabricator.wikimedia.org/T407157","tags":["Exploit","Issue Tracking","Vendor Advisory"]},{"url":"https://gerrit.wikimedia.org/r/q/I16de2211594ea9a686868ad7789f9879bf981fa1","tags":["Patch"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2026-0671"},{"url":"https://github.com/advisories/GHSA-79p6-j87f-jqp9"}],"sources":{"cve":[{"id":"CVE-2026-0671","title":"Multiple stored i18n/message-key XSSes in UploadWizard","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.","status":"published","published":"2026-01-08T16:21:24.207Z","modified":"2026-01-08T20:13:46.101Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"adp"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:20:13.962274Z"}],"euvd":[{"id":"EUVD-2026-1448","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.","status":"published","published":"2026-01-08T16:21:24Z","modified":"2026-01-08T20:13:46Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"updated_at":"2026-11-02T19:48:54.107539Z"}],"ghsa":[{"id":"GHSA-79p6-j87f-jqp9","title":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting')...","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.","status":"published","published":"2026-01-08T18:30:50Z","modified":"2026-01-08T21:31:40Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T15:05:32.969485Z"}],"nvd":[{"id":"CVE-2026-0671","description":"Improper Neutralization of Input During Web Page Generation (XSS or 'Cross-site Scripting') vulnerability in Wikimedia Foundation MediaWiki - UploadWizard extension allows Cross-Site Scripting (XSS).This issue affects MediaWiki - UploadWizard extension: 1.45, 1.44, 1.43, 1.39.","status":"published","published":"2026-01-08T17:15:50.24Z","modified":"2026-10-26T21:10:00.17Z","cvss":[{"version":"3.1","score":6.1,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N","level":"medium","assessor":"secondary"}],"cwes":["CWE-79"],"updated_at":"2026-11-02T14:12:03.683495Z"}]}}