Vulnerabilities CVE-2026-73058

CVE-2026-73058

Medium

Open

TLP:CLEAR

stoatchat before 0.15.0 SSRF via IPv6 unspecified address bypass

NVD CVE.org

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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.

Details

CVSS Score: 6.9
CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:L/SI:N/SA:N
Confidence: 90%
Published: Aug 16, 2026
Last Modified: Aug 16, 2026

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