HIGHCVE-2026-39937Published Modified CNA wikimedia-foundation
CVE-2026-39937: Global vanishing does not completely remove user email
Improper removal of sensitive information before storage or transfer vulnerability in The Wikimedia Foundation Mediawiki - CentralAuth Extension allows Resource Leak Exposure. The issue has been remediated on the `master` branch, and in the release branches for MediaWiki versions 1.43, 1.44, and 1.45.
Metrics
- CVSS v4.0
- 8.8
- Severity
- HIGH
- Fixed in
- 1.43
- Affected Products
- 1
Fix available
1.431.441.45
Affected packages
- The Wikimedia Foundation / Mediawiki - CentralAuth Extension< 1.43 (from 0)Fixed in 1.43, 1.44, 1.45
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:L/SC:L/SI:L/SA:L