Missing authentication in Casdoor API endpoint filter
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- Low · Low · Low
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-287.
Summary
Casdoor versions 3.161.0 and 3.161.1 are affected. The ApiFilter function in routers/authz_filter.go of the API endpoint component does not require authentication (CWE-306). An unauthenticated remote attacker can exploit this with low complexity and limited impact on confidentiality, integrity and availability. A public exploit has been disclosed, and the vendor did not respond to early contact about the issue.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Description from the CNA
A vulnerability was detected in Casdoor up to 3.161.1. Affected is the function ApiFilter of the file routers/authz_filter.go of the component API Endpoint. Performing a manipulation results in missing authentication. The attack can be initiated remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Why it matters now
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- None
- 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 |
|---|---|---|---|---|---|
| — | Casdoor | 3.161.0; 3.161.1 | — | No fix listed | CNA |
- Casdoor Vendor— Affected 3.161.0; 3.161.1 Fixed in — No fix listed CNA
CPE names CNA · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:casdoor:casdoor:*:*:*:*:*:*:*:* | — | — | — |
- cpe:2.3:a:casdoor:casdoor:*:*:*:*:*:*:*:* Versions — — ·—
Remediation
The sources list no fixed version for Casdoor.
Written with Claude Haiku 5.5 from the sources below · 2026-10-29
Timeline
- 2026-10-05 Threatist record created from CVE-2026-105307
- 2026-10-05 Alias added: GHSA-c4rm-6cjv-h5vw
- 2026-10-05 CISA SSVC decision points changed
- 2026-10-05 Priority changed: MEDIUM → LOW
References
—
Sources
- CVE-2026-105307 · CVE Program
- CVE-2026-105307 · NVD
- FIRST EPSS
- GHSA-c4rm-6cjv-h5vw · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences