CVE-2026-62241 clawvet < 0.7.5 Hard-coded JWT Secret Session Forgery

Critical 9.3 Published Updated

Remote attackers can forge session cookies using a hard-coded JWT secret to access victim account details and API keys.

Exploited in the wild
Not known
Login needed
Not needed
Attackable
Over the internet
Victim action needed
Not needed
Fix
None listed

What is CVE-2026-62241?

CVE-2026-62241 is a critical vulnerability in MohibShaikh clawvet, published on 17 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

clawvet self-hosted API server (apps/api) before 0.7.5 hard-codes a fallback JWT secret ('clawvet-dev-secret-change-me') in auth.ts and ships it as the default in .env.example. Because GET /api/v1/scans returns scan records containing userId values without authentication, a remote unauthenticated attacker can harvest a victim's userId, forge a valid HS256 cg_session cookie offline using the known secret, and call GET /api/v1/auth/me to obtain the victim's email address, subscription plan, and secret apiKey. The published clawvet npm package (CLI only) is not affected.

Weakness: CWE-321, CWE-306

Which versions are affected by CVE-2026-62241?

It affects 1 product.

Products include Mohibshaikh Clawvet.

How do I fix CVE-2026-62241?

No fix has been published for CVE-2026-62241 yet. Limit exposure of the affected software until one is available.

Is CVE-2026-62241 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-62241 exists.

Sources

Also known as GHSA-9mww-p953-jfc9, GHSA-xrvw-c6vh-v4r5.

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