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Description

OpenClaw before 2026.3.25 contains an authorization bypass vulnerability in the HTTP /sessions/:sessionKey/history route that skips operator.read scope validation. Attackers can access session history without proper operator read permissions by sending HTTP requests to the vulnerable endpoint.

PUBLISHED Reserved 2026-04-04 | Published 2026-04-10 | Updated 2026-04-14 | Assigner VulnCheck




HIGH: 7.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N

MEDIUM: 6.5CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Problem types

CWE-863: Incorrect Authorization

Product status

Default status
unaffected

Any version before 2026.3.25
affected

2026.3.25 (semver)
unaffected

Credits

Peng Zhou (@zpbrent) reporter

References

github.com/...enclaw/security/advisories/GHSA-5jvj-hxmh-6h6j (GitHub Security Advisory (GHSA-5jvj-hxmh-6h6j)) third-party-advisory

github.com/...ommit/1c45123231516fa50f8cf8522ba5ff2fb2ca7aea (Patch Commit) patch

www.vulncheck.com/...on-bypass-in-http-session-history-route (VulnCheck Advisory: OpenClaw < 2026.3.25 - Authorization Bypass in HTTP Session History Route) third-party-advisory

cve.org (CVE-2026-35657)

nvd.nist.gov (CVE-2026-35657)

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