PT-2026-60464 · Stoatchat · Stoatchat

Azureadtrent · CVE-2026-63306 · Published 2026-07-16 · Updated 2026-07-16

NVD

CVSS v3.1

8.6

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N

stoatchat before 0.13.5 contains an unauthenticated server-side request forgery vulnerability in the /proxy and /embed endpoints that accept arbitrary URLs without DNS resolution filtering or private IP range validation. Attackers can enumerate internal services, fingerprint applications, and reach instance metadata endpoints by supplying malicious URLs or leveraging redirect chains to access internal infrastructure.

Exploit

Fix

SSRF

Weakness Enumeration

CWE-918

Related Identifiers

CVE-2026-63306

Affected Products

Stoatchat

References · 3

• 🔥 https://github.com/stoatchat/stoatchat/security/advisories/GHSA-xhww-5g9p-vvq5 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2026-63306 · Security Note
• https://vulncheck.com/advisories/stoatchat-before-unauthenticated-ssrf-via-proxy-and-embed-endpoints · Note