CVE-2026-5266

EUVD-2026-29157
Exposure of Sensitive Information to an Unauthorized Actor vulnerability in Wikimedia Foundation Echo.

 This vulnerability is associated with program files includes/Api/ApiEchoNotifications.Php.



This issue affects Echo: from * before 1.43.7, 1.44.4, 1.45.2.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
UNKNOWN
---
Awaiting analysis
This vulnerability is currently awaiting analysis.
Base Score
CVSS 3.x
EPSS Score
Percentile: 12%
Debian logo
Debian Releases
Debian Product
Codename
mediawiki
bookworm
1:1.39.17-1~deb12u1
fixed
bookworm (security)
1:1.39.17-1+deb12u2
fixed
bullseye
1:1.35.13-1+deb11u2
fixed
bullseye (security)
1:1.35.13-1+deb11u6
fixed
forky
1:1.43.8+dfsg-2
fixed
sid
1:1.43.8+dfsg-2
fixed
trixie
vulnerable
trixie (security)
1:1.43.8+dfsg-1~deb13u1
fixed
Common Weakness Enumeration
Vulnerability Media Exposure
References
https://phabricator.wikimedia.org/T420154