What is CVE-2026-44668?

CVE-2026-44668 is a critical-severity vulnerability in Factionsecurity Faction, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-05-26.

How severe is CVE-2026-44668?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Factionsecurity Faction

CVE-2026-44668

FACTION is a PenTesting Report Generation and Collaboration Framework. Prior to 1.8.3, AccessControlInterceptor, the authentication gate for all Struts2 actions, unconditionally calls invocation.invoke() without checking for a valid sessio…

Vulnerability class: Broken Authentication

EPSS: 0.002 (39.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Factionsecurity Faction — versions < 1.8.3

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

security-advisories@github.com (x_refsource_CONFIRM)
security-advisories@github.com (x_refsource_MISC)

Frequently asked questions

What is CVE-2026-44668?: CVE-2026-44668 is a critical-severity vulnerability in Factionsecurity Faction, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-05-26.
How severe is CVE-2026-44668?: Critical severity. CVSS v3 base score is 9.8 out of 10.