CVE-2026-73058

MEDIUM

CVE: CVE-2026-73058 - stoatchat versions before 0Sign in to save

CVSS

5.8

CVSS v3.1

EPSS

N/A

Exploit Prediction Score

Published

August 16, 2026

Exploitability

No EPSS data available

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.

Weaknesses

CWE-918

Affected Packages

No package data available.

Aliases

CVE-2026-73058

Related references

Publisher and database URLs for this record (shown for attribution; reading stays in Bugflare).

https://github.com/stoatchat/stoatchat/security/advisories/GHSA-4rmr-77qv-hq47
https://www.vulncheck.com/advisories/stoatchat-before-ssrf-via-ipv6-unspecified-address-bypass