CVE-2026-41361

HIGH

OpenClaw < 2026.3.28 - SSRF Guard Bypass via IPv6 Special-Use Ranges

Title source: cna
STIX 2.1

Description

OpenClaw before 2026.3.28 contains an SSRF guard bypass vulnerability that fails to block four IPv6 special-use ranges. Attackers can exploit this by crafting URLs targeting internal or non-routable IPv6 addresses to bypass SSRF protections.

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.3.28 - SSRF Guard Bypass via IPv6 Special-Use Ranges
https://www.vulncheck.com/advisories/openclaw-ssrf-guard-bypass-via-ipv6-special-use-ranges
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-g86v-f9qv-rh6m)
https://github.com/openclaw/openclaw/security/advisories/GHSA-g86v-f9qv-rh6m

Scores

CVSS v3 7.1
EPSS 0.0016
EPSS Percentile 5.7%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact partial

Details

CWE
CWE-184 CWE-918
Status published
Products (3)
OpenClaw/OpenClaw < 2026.3.28
openclaw/openclaw < 2026.3.28
OpenClaw/OpenClaw 2026.3.28
Published Apr 23, 2026
Tracked Since Apr 24, 2026