CVE-2025-27422— FACTION Allows Authentication Bypass via User Creation
Quick assessment
Affected
factionsecurity faction
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Faction是Faction Security开源的一个笔检报告生成和评估协作框架。 Faction 1.4.3之前版本存在授权问题漏洞，该漏洞源于攻击者可注册具有管理员权限的新用户，从而绕过认证。
Possible ATT&CK Techniques 1 AI
T1136.001 · Local Account
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I. Basic Information for CVE-2025-27422
Vulnerability Information
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Vulnerability Title
FACTION Allows Authentication Bypass via User Creation
Source: CVE Program / CVE List V5
Vulnerability 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.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Source: CVE Program / CVE List V5
Vulnerability Type
认证机制不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Faction 授权问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Faction是Faction Security开源的一个笔检报告生成和评估协作框架。 Faction 1.4.3之前版本存在授权问题漏洞，该漏洞源于攻击者可注册具有管理员权限的新用户，从而绕过认证。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| factionsecurity | faction | < 1.4.3 | - |
|
II. Public POCs for CVE-2025-27422
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POC
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Qwen3.6-35B-A3B
· 14417 chars
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III. Intelligence Information for CVE-2025-27422
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Patches & Fixes for CVE-2025-27422 (1)
-
fixing auth issue (#90) · factionsecurity/faction@0a6848d · GitHub x_refsource_MISC
Vendor Advisories for CVE-2025-27422 (1)
IV. Related Vulnerabilities
Same product: faction
-
CVE-2026-44668
Faction: Unauthenticated Read, Modify, and Delete of Boilerp -
CVE-2026-44669
Faction: Stored XSS in Assessment Attachment Filename Previe -
CVE-2026-44667
Faction: Stored XSS in Remediation Verification Attachment F -
CVE-2025-66022
FACTION Unauthenticated Custom Extension Upload leads to RCE
Same vendor: factionsecurity
-
CVE-2026-44668
Faction: Unauthenticated Read, Modify, and Delete of Boilerp -
CVE-2026-44669
Faction: Stored XSS in Assessment Attachment Filename Previe -
CVE-2026-44667
Faction: Stored XSS in Remediation Verification Attachment F -
CVE-2025-66022
FACTION Unauthenticated Custom Extension Upload leads to RCE
Same weakness: CWE-287
-
CVE-2026-81703
openssl_encrypt before 1.4.9 Authentication Bypass via Unenc -
CVE-2026-79938
Dell PowerProtect Cyber Recovery 20.3前版本认证缺陷 -
CVE-2026-80192
better-auth SSO before 1.6.27 Domain Ownership Authenticatio -
CVE-2026-44476
Doorkeeper OpenID Connect: Dynamic Client Registration featu -
CVE-2026-68569
Apache Tomcat: Principal lookup can fail open in some cases
V. Comments for CVE-2025-27422
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