CVE-2026-58029

Full Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata

Medium · published July 1, 2026

CVSS v4.0
5.3
EPSS
0%
Percentile
27.5
In the wild
Unconfirmed
What it is

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.

The record
Technical detail
CVSS v4.0
5.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:P/VC:L/VI:L/VA:N/SC:L/SI:L/SA:N
EPSS
0.00351 · 27.5th percentile
Published
2026-07-01T15:19Z
EPSS history
Timeline
  • 01 JUL 15:19Z
    Full Account Takeover from BotPasswords and OAuth via action=changeauthenticationdata
    cvelistv5