Is CVE-2026-73058 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-73058?

CVE-2026-73058 has a CVSS v3 severity of MEDIUM (5.8).

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CVE-2026-73058

Description

stoatchat versions before 0.15.0 fail to block the IPv6 unspecified address (::) in the SSRF blocklist, allowing unauthenticated attackers to bypass protections via the /proxy and /embed endpoints. Attackers can craft requests using IPv6 literal syntax to access services on the loopback interface and retrieve sensitive internal content.