Crawlab through 0.6.3 Authentication Bypass via Hard-coded JWT Secret
Priority HIGH 81CWE-321Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- None
- Attack complexity
- Low
- Attack requirements
- None
- Impact type
- Security bypass
- Confidentiality · integrity · availability
- High · High · High
- Fix status
- No fix listed
Attack profile from CVSS 4.0 · CNA. Fix status from CNA. Impact type from CWE-321.
Summary
Crawlab through 0.6.3 uses a hard-coded HMAC-SHA256 secret for JWT token signing that cannot be overridden via configuration or environment variables. Unauthenticated attackers can forge valid administrator tokens to access administrative APIs and execute code on worker nodes.
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00765 55th percentileScored 2026-11-07
Fix No fix listed No fixed version in the sources yet
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- Yes
- Technical impact
- Total
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 |
|---|---|---|---|---|---|
| crawlab-team | crawlab | up to 0.6.3 | — | No fix listed | CNA |
- crawlab Vendorcrawlab-team Affected up to 0.6.3 Fixed in — No fix listed CNA
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2026-90945
- 2026-10-03 Alias added: GHSA-rq87-w7pv-64x4
References
More crawlab-team vulnerabilities
- TI-2026-52766 Crawlab Missing Authorization on Password Change Endpoint Allows Account Takeover CVSS 4.0HIGH 8.7
Sources
- CVE-2026-90945 · CVE Program
- CVE-2026-90945 · NVD
- FIRST EPSS
- GHSA-rq87-w7pv-64x4 · 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