OpenClaw before 2026.4.22 derives loopback MCP owner context from spoofable server-issued bearer tokens in request headers. Non-owner loopback clients can present themselves as owner to bypass owner-gated operations by manipulating the send…
Historical advisory saved 30 Oct 2026 07:51:17 UTC. The publisher may have updated it since then. Latest advisory.
euvd · EUVD-2026-28201
PublishedOpenClaw before 2026.4.22 derives loopback MCP owner context from spoofable server-issued bearer tokens in request headers. Non-owner loopback clients can present themselves as owner to bypass owner-gated operations by manipulating the sender-owner header metadata.
Additional publisher context
EUVD source date text has no stated timezone and is retained without inventing a UTC instant. Related bulletin membership is not an alias, common cause or applicability claim. A missing vector with a zero score is treated as unrated. Complete vendor/product and underlying source evidence remains in the original JSON.
Original publisher date fields
datePublished: May 6, 2026, 7:49:37 PM
dateUpdated: Sep 24, 2026, 2:17:45 PM
1 related source bulletins · separate from aliases
WID-SEC-W-2026-1253: OpenClaw: Mehrere Schwachstellen
CVE-2026-44113 · CVE-2026-44114 · CVE-2026-44115 · CVE-2026-44116 · CVE-2026-44118 · CVE-2026-44994 · CVE-2026-45003
- Source published
- May 6, 2026, 7:49:37 PM (timezone not stated)
- Source modified
- Sep 24, 2026, 2:17:45 PM (timezone not stated)
- Saved here
- 30 Oct 2026 07:51:17 UTC
- Source terms
- ENISA EUVD · source terms and attribution apply
Original source record · Cite this exact observation · Complete original publisher JSON
Source: euvd · ENISA EUVD · source terms and attribution apply. The publisher's wording is preserved. ChangeIntel groups the information and labels changes. The JSON record includes additional source fields.
EUVD CVSS 4.0 · 8.5 CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N