Vulnerability DatabaseCVE-2026-73058
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CVE-2026-73058
Published:August 16, 2026
Updated:August 31, 2026
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.
Affected Packages
https://github.com/stoatchat/stoatchat.git (GITHUB):
Affected version(s) >=v0.8.8 <v0.15.0
Fix Suggestion:
Update to version v0.15.0
Related Resources (4)
https://nvd.nist.gov/vuln/detail/CVE-2026-73058
https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/73xxx/CVE-2026-73058.json
https://github.com/stoatchat/stoatchat/security/advisories/GHSA-4rmr-77qv-hq47
https://www.vulncheck.com/advisories/stoatchat-before-ssrf-via-ipv6-unspecified-address-bypass
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CVSS v4
Base Score:
6.9
Attack Vector
NETWORK
Attack Complexity
LOW
Attack Requirements
NONE
Privileges Required
NONE
User Interaction
NONE
Vulnerable System Confidentiality
LOW
Vulnerable System Integrity
NONE
Vulnerable System Availability
NONE
Subsequent System Confidentiality
LOW
Subsequent System Integrity
NONE
Subsequent System Availability
NONE
CVSS v3
Base Score:
5.8
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
CHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE
Weakness Type (CWE)
Server-Side Request Forgery (SSRF)
CWE-918
EPSS
Base Score:
0.24