FACTION Allows Authentication Bypass via User Creation
Priority HIGH 72CWE-287Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · None · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CNA. Fix status from CNA. Impact type from CWE-287.
Summary
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.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00425 37th percentileScored 2026-11-07
Fix Fixed faction (factionsecurity): 1.4.3
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| factionsecurity | faction | before 1.4.3 | 1.4.3 | Patch available | CNA |
- faction Vendorfactionsecurity Affected before 1.4.3 Fixed in 1.4.3 Patch available CNA
Remediation
- Fix · CNA faction (factionsecurity) Fixed in 1.4.3
Timeline
- 2026-10-02 Threatist record created from CVE-2025-27422
References
More factionsecurity vulnerabilities
- TI-2026-32568 Faction: Unauthenticated Read, Modify, and Delete of Boilerplate Templates CVSS 3.1CRITICAL 9.8
- TI-2026-32569 Faction: Stored XSS in Assessment Attachment Filename Preview Rendering CVSS 3.1HIGH 8.7
- TI-2026-32567 Faction: Stored XSS in Remediation Verification Attachment Filename Preview Rendering CVSS 3.1HIGH 8.7
Sources
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences