VULNERABILITY INTELLIGENCE
CVE-2026-73058
CVSS score5.8 MEDIUM
EPSS probability0.36%
CISA KEVNot currently listed
Published2026-08-16
Last modified2026-08-31
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N
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.
Weakness classification
- disclosure@vulncheck.com: CWE-918