CVE-2026-33591

A vulnerability in Wapt Server before version 2.6.1.17813 allows a  remote unauthenticated attacker to bypass security restriction using a specially crafted packet and retrieve a valid session token for the targeted account.

Score

CVSS 4.0 10.0 Critical

Status

Deferred - a6d3dc9e-0591-4a13-bce7-0f5b31ff6158

Published

2026-08-03

Last modified

2026-10-23

Weaknesses

CWE-288

Affected products

• Wapt Server (Tranquil It Systems)

References

• https://www.wapt.fr/en/doc/wapt-changelog.html#wapt-2-6-0-16856-2026-06-09
• https://www.wapt.fr/en/doc/wapt-changelog.html#wapt-2-6-1-17813-2026-06-09
• https://www.wapt.fr/en/doc/wapt-security-bulletin.html