CVE-2026-90945

critical · 9.3

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.

9.3

CVSS

0.8%

EPSS (exploit prob.)

55th

EPSS percentile

2026-09-14

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X

Weaknesses

CWE-321

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

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-90945