Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%

Wikimedia Foundation — Vulnerabilities & Security Advisories 152

Browse all 152 CVE security advisories affecting Wikimedia Foundation. AI-powered Chinese analysis, POCs, and references for each vulnerability.

The Wikimedia Foundation operates the world’s largest collaborative encyclopedia platform, hosting Wikipedia and related projects that serve billions of monthly visitors. Its infrastructure relies on complex software stacks, including MediaWiki, which has historically been susceptible to various vulnerability classes. Common issues include cross-site scripting (XSS), SQL injection, and remote code execution (RCE) stemming from legacy code paths or misconfigurations. While the organization maintains a robust security posture with regular audits and bug bounty programs, the sheer scale of its codebase and the open nature of its editing model present unique challenges. Recent years have seen efforts to mitigate privilege escalation risks and improve input validation. Despite these ongoing technical hurdles, the Foundation remains a critical public resource, balancing transparency with the need to protect user data and system integrity against sophisticated cyber threats targeting its extensive digital footprint.

CVE ID Title CVSS Severity Published
CVE-2025-67479 Magic word replacement in legacy parser allows using reserved data attributes through wikitext — MediaWiki 9.1AI Critical AI 2026-02-03
CVE-2025-61654 UserInfoCard: Do permission checking when getting counts of global and local edits, new articles and thanks — Thanks 4.3AI Medium AI 2026-02-03
CVE-2025-61655 Stored XSS through system messages in VisualEditor — VisualEditor CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61656 XSS when pasting into VE — VisualEditor CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61657 Wikimedia Vector 安全漏洞 — Vector CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61658 Special:GlobalContributions shows edits on wikis the viewer doesn't have access to — CheckUser 9.1AI Critical AI 2026-02-03
CVE-2025-61653 Extension:TextExtracts does not check for authorizeRead when returning extracts — TextExtracts 8.1AI High AI 2026-02-03
CVE-2025-61652 Action API discussiontoolspageinfo does not check for authorizeRead for the page — DiscussionTools 6.5AI Medium AI 2026-02-03
CVE-2025-61651 i18n XSS through Special:CheckUser CheckUser helper — CheckUser CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-11173 Reauth for enabling 2FA can be bypassed by submitting a form — OATHAuth 8.1AI High AI 2026-02-03
CVE-2025-11261 Stored i18n XSS exposed by security patch for T402077 — MediaWiki CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61648 Stored XSS through system messages in CheckUser — CheckUser CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61649 UserInfoCard: Check that performing user has permission to view log entries for number of past blocks — CheckUser 9.1AI Critical AI 2026-02-03
CVE-2025-61650 UserInfoCard is vulnerable to message key stored XSS — CheckUser CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61645 CodexTablePager has i18n XSS — MediaWiki CWE-79 6.1AI Medium AI 2026-02-03
CVE-2025-61646 Watchlist group mode reveals authors of edits with hidden authorship — MediaWiki 8.2AI High AI 2026-02-03
CVE-2025-61647 UserInfoCard: Don't allow access to information about users who are suppressed if you don't have suppressor rights — CheckUser 9.8AI Critical AI 2026-02-03
CVE-2025-61644 i18n XSS through Special:Watchlist — MediaWiki CWE-79 6.1AI Medium AI 2026-02-02
CVE-2025-61637 Stored XSS through system messages in MW Core — MediaWiki CWE-79 6.1AI Medium AI 2026-02-02
CVE-2025-61638 Sanitizer::validateAttributes data-XSS — MediaWiki CWE-79 6.1AI Medium AI 2026-02-02
CVE-2025-61639 Suppressed blocked IP is visible in Special:BlockList, RC, and other places — MediaWiki CWE-200 7.5AI High AI 2026-02-02
CVE-2025-61640 Stored XSS through system messages in Special:RecentChangesLinked (MW Core) — MediaWiki CWE-79 6.1AI Medium AI 2026-02-02
CVE-2025-61641 API list=allpages with maxsize is making really slow queries — MediaWiki 9.1AI Critical AI 2026-02-02
CVE-2025-61642 Stored XSS through system messages provided to CodexHtmlForms — MediaWiki CWE-79 6.1AI Medium AI 2026-02-02
CVE-2025-61643 EventStreams publishes suppressed recent change entries that are suppressed from their creation — MediaWiki 5.3AI Medium AI 2026-02-02
CVE-2025-61634 HTML rest endpoint needs PoolCounter and proper parser cache check — MediaWiki 9.4AI Critical AI 2026-02-02
CVE-2025-61635 Add rate limiting to ApiFancyCaptchaReload — ConfirmEdit 8.1AI High AI 2026-02-02
CVE-2025-61636 Codex Special:Block vulnerable to message key XSS — MediaWiki CWE-79 6.1AI Medium AI 2026-02-02
CVE-2025-6589 With MultiBlocks enabled and a user who is suppressed via a MultiBlock, a user without 'hideuser' can see the hidden username in the BlockList — MediaWiki 7.5AI High AI 2026-02-02
CVE-2025-6590 Complete content leak of private wikis due to PasswordReset Wikitext injection in error message — MediaWiki CWE-200 7.5AI High AI 2026-02-02

This page lists every published CVE security advisory associated with Wikimedia Foundation. Each entry links to a detailed page with CVSS scoring, CWE classification, affected products and references. AI-generated Chinese analysis is provided for fast triage.