CVE-2026-13543CWE-287

Documenso Google OAuth Login handle-oauth-callback-url.ts improper authentication

Medium · published June 29, 2026

CVSS v4.0
6.3
EPSS
1%
Percentile
47.3
In the wild
Unconfirmed
What it is

A vulnerability was detected in Documenso up to 2.11.0. Affected by this vulnerability is an unknown functionality of the file packages/auth/server/lib/utils/handle-oauth-callback-url.ts of the component Google OAuth Login. The manipulation results in improper authentication. It is possible to launch the attack remotely. This attack is characterized by high complexity. The exploitation appears to be difficult. The exploit is now public and may be used. The pull request to fix this issue awaits acceptance.

The record
Technical detail
CVSS v4.0
6.3 · MEDIUM
Vector
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P
EPSS
0.00586 · 47.3th percentile
Weakness
CWE-287 · Improper Authentication
Published
2026-06-29T06:30Z
EPSS history
Timeline
  • 29 JUN 06:30Z
    Documenso Google OAuth Login handle-oauth-callback-url.ts improper authentication
    cvelistv5