VulnerabilityAnalyzed

CVE-2026-41361

OpenClaw before 2026.3.28 contains an SSRF guard bypass vulnerability that fails to block four IPv6 special-use ranges.

MEDIUM 5.1EPSS 0.20%

Does this matter?

Lower severity and a low EPSS score (0.20%). Track it; it rarely justifies an emergency change on its own.

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.

CVSS 4.0: 5.1 MEDIUMCVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:H/SI:L/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M
EPSS: 0.20% probability · 10th percentile
CISA KEV: Not listed
Weakness: CWE-184, CWE-918
Affected: openclaw/openclaw
Source: disclosure@vulncheck.com

References

https://github.com/openclaw/openclaw/security/advisories/GHSA-g86v-f9qv-rh6mVendor Advisory
https://www.vulncheck.com/advisories/openclaw-ssrf-guard-bypass-via-ipv6-special-use-rangesThird Party Advisory

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.