CVE-2026-100677

MEDIUM CVSS 5.3 View on NVD ↗

Description

stoatchat before 0.15.5 contains an account enumeration vulnerability in the login endpoint that exposes source file locations in error responses. Unauthenticated attackers can distinguish between registered and unregistered email addresses by comparing error location fields returned from POST /api/auth/session/login requests.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

References

https://github.com/stoatchat/stoatchat/security/advisories/GHSA-h44h-xx2j-hp56
https://www.vulncheck.com/advisories/stoatchat-before-0.15.5-account-enumeration-via-error-location

Published: Sep 26, 2026 14:16 UTC Modified: Sep 26, 2026 14:16 UTC