CVE-2026-58029
Full Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata
Description
Vulnerability in Wikimedia Foundation MediaWiki. This vulnerability is associated with program files includes/Api/ApiChangeAuthenticationData.Php, includes/Api/ApiLinkAccount.Php, includes/Api/ApiRemoveAuthenticationData.Php, includes/Specials/SpecialLinkAccounts.Php, includes/Specials/SpecialUnlinkAccounts.Php. This issue affects MediaWiki: from * before 1.46.0, 1.45.4, 1.44.6, 1.43.9.
INFO
Published Date :
July 1, 2026, 3:19 p.m.
Last Modified :
July 1, 2026, 3:19 p.m.
Remotely Exploit :
Yes !
Source :
wikimedia-foundation
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 4.0 | MEDIUM | c4f26cc8-17ff-4c99-b5e2-38fc1793eacc | ||||
| CVSS 4.0 | MEDIUM | c4f26cc8-17ff-4c99-b5e2-38fc1793eacc |
Solution
- Update MediaWiki to a secure version.
- Apply security patches provided by the vendor.
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CVE-2026-58029 vulnerability anywhere in the article.