CVE-2025-27422: factionsecurity faction Improper Authentication
Vulnerability summary
CVE-2025-27422 is a high (CVSS 7.5) Improper Authentication vulnerability in factionsecurity faction. EPSS estimates a 0.43% chance of exploitation in the next 30 days, higher than 35.3% of scored vulnerabilities.
Timeline
- 03-03-2025PublishedVulnerability first disclosed.
- 03-03-2025Last modifiedVulnerability information updated.
Description
FACTION is a PenTesting Report Generation and Collaboration Framework. Authentication is bypassed when an attacker registers a new user with admin privileges. This is possible at any time without any authorization. The request must follow the validation rules (no missing information, secure password, etc) but there are no other controls stopping them. This vulnerability is fixed in 1.4.3.
CVSS metrics
2 scores · 2 sources · 1 version- NVDNIST7.5HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
EPSS trend
Probability
0.43%
Chance of exploitation in the next 30 days
Percentile
35%
Versus all other CVEs
30-day change
+0.01 pp
From 0.42% on 18-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
0 foundNo public exploits indexed.
Weaknesses
CWE · root causeAffected systems
Factionsecurity1 product
- faction< 1.4.3
1 vendor · 1 product
References
2 links- github.com/factionsecurity/faction/security/advisories/GHSA-97cv-f342-v2jcX Refsource CONFIRM