CVE-2026-63088
stoatchat before 0.14.0 contains a server-side request forgery (SSRF) vulnerability that allows unauthenticated network-accessible attackers to bypass the DNS-based IP blocklist by exploiting incomplete address validation in the url_is_blacklisted function, which inspects only the first resolved address while the underlying HTTP client iterates all cached addresses.
- Vendor
- stoatchat
- Product
- stoatchat
- Provider severity
- HIGH
- Conflicts
- 1