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.

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History

Mon, 17 Aug 2026 17:30:00 +0000

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'partial'}, 'version': '2.0.3'}


Sun, 16 Aug 2026 15:30:00 +0000

Type Values Removed Values Added
First Time appeared Stoatchat
Stoatchat stoatchat
Vendors & Products Stoatchat
Stoatchat stoatchat

Sun, 16 Aug 2026 13:30:00 +0000

Type Values Removed Values Added
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.
Title stoatchat before 0.15.0 SSRF via IPv6 unspecified address bypass
Weaknesses CWE-918
References
Metrics cvssV3_1

{'score': 5.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:N/A:N'}

cvssV4_0

{'score': 6.9, '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'}


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cve-icon MITRE

Status: PUBLISHED

Assigner: VulnCheck

Published:

Updated: 2026-08-17T16:56:09.974Z

Reserved: 2026-08-10T19:10:18.101Z

Link: CVE-2026-73058

cve-icon Vulnrichment

Updated: 2026-08-17T16:53:53.918Z

cve-icon NVD

Status : Deferred

Published: 2026-08-16T14:16:55.370

Modified: 2026-08-31T20:30:14.457

Link: CVE-2026-73058

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-08-16T15:15:04Z

Weaknesses