CVE-2026-86709

The Pressengine <= 1.0 - Unauthenticated Authentication Bypass

The Pressengine WordPress plugin through 1.0 does not stop its login handler from issuing a session when authentication fails, allowing unauthenticated attackers to log in as any user, including administrators.

Affected

The Pressengine

CVSS v3.1 CNA

9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS

0.62% chance of exploitation in the next 30 days, 49th percentile

Published

2026-09-17

Proof-of-concept exploits (1)

• https://wpscan.com/vulnerability/4b0b16eb-c638-479b-ab65-1cead53f32a8/

References

• CVE Record
• NVD entry