CVE-2026-25101

Critical

Description

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.

SeverityCritical

CVSS9.8

Exploit probability—

Product

Bludit

PublishedMar 27, 2026

First seenMar 27, 2026

Weakness typeCWE-384CWE-384

How to fix

Update

bludit bludit3.17.2 or later

Vendor advisories

github.com/bludit/bludit/releases/tag/3.17.2

Affected products

Product	Affected versions	Fixed in
bludit bludit	v < 3.17.2	3.17.2

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