CVE-2026-100501

Summary

Flame through 2.4.0 contains an improper restriction of excessive authentication attempts vulnerability in the POST /api/auth login endpoint that allows unauthenticated attackers to brute-force the admin password. Attackers can submit unlimited password guesses without rate limiting, attempt counters, lockouts, or delays to gain full administrator access and modify application configuration.

Affected Software

Weaknesses

• CWE-307: Improper Restriction of Excessive Authentication Attempts

References

• https://github.com/pawelmalak/flame/issues/494
• https://github.com/pawelmalak/flame/blob/v2.4.0/routes/auth.js#L7
• https://github.com/pawelmalak/flame/blob/v2.4.0/controllers/auth/login.js#L11-L22
• https://github.com/pawelmalak/flame/blob/v2.4.0/.docker/Dockerfile#L28
• https://github.com/pawelmalak/flame
• https://www.vulncheck.com/advisories/flame-through-2.4.0-brute-force-attack-via-login-endpoint

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