OpenClaw before 2026.5.12 contains a cross-site scripting vulnerability in exported session HTML that preserves unsafe javascript: and data: links in generated content. Attackers can execute browser-side scripts if a trusted operator opens the exported file and activates a malicious link.
Exploitability
AV:NAC:LAT:PPR:NUI:AVulnerable System
VC:NVI:NVA:NSubsequent System
SC:LSI:LSA:N2.1/CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:NOther