CVE-2026-25101

EUVD-2026-16581
Bludit allows user's session identifier to be set before authentication. The value of this session ID stays the same after authentication. This behavior enables an attacker to fix a session ID
for a victim and later hijack the authenticated session.

This issue was fixed in version 3.17.2.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
9.8 CRITICAL
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 19%
Affected Products (NVD)
VendorProductVersion
bluditbludit
𝑥
< 3.17.2
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://cert.pl/posts/2026/03/CVE-2026-25099
https://github.com/bludit/bludit/releases/tag/3.17.2