CVE-2026-90945
Medium
Elevated severity or exploit probability.
CVSS base
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS — probability of exploitation (30 days)
0.8%
53.6th percentile
CISA KEV
Not listed
Weakness / dates
CWE-321
Published 2026-09-14 · modified 2026-09-23
Description
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.
References
- https://github.com/crawlab-team/crawlab
- https://github.com/crawlab-team/crawlab-core/blob/main/user/service.go
- https://github.com/crawlab-team/crawlab/blob/0485310def8b4f31ea20997846a8d5e7dfc681e5/core/user/service_v2.go
- https://github.com/crawlab-team/crawlab/issues/1622
- https://www.vulncheck.com/advisories/crawlab-through-0.6.3-authentication-bypass-via-hard-coded-jwt-secret
- https://github.com/crawlab-team/crawlab/issues/1622