CVE-2026-25101 — CRITICAL (9.8)

Q: How severe is CVE-2026-25101?

CVE-2026-25101 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Q: Is there a patch for CVE-2026-25101?

Check the references section above for vendor advisories and patch information. Affected products include: Bludit Bludit.

Vulnerability 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.

CVSS Score

9.8

CRITICAL

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

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Bludit	Bludit	< 3.17.2

Related Weaknesses (CWE)

CWE-384

References

https://cert.pl/posts/2026/03/CVE-2026-25099Third Party Advisory
https://github.com/bludit/bludit/releases/tag/3.17.2Release Notes

FAQ

What is CVE-2026-25101?

CVE-2026-25101 is a vulnerability with a CVSS score of 9.8 (CRITICAL). 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 v...

How severe is CVE-2026-25101?

CVE-2026-25101 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2026-25101?

Check the references section above for vendor advisories and patch information. Affected products include: Bludit Bludit.