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Description

OpenClaw before 2026.3.24 contains a privilege escalation vulnerability where the /allowlist command fails to re-validate gateway client scopes for internal callers, allowing operator.write-scoped clients to mutate channel authorization policy. Attackers can exploit chat.send to build an internal command-authorized context and persist channel allowFrom and groupAllowFrom policy changes reserved for operator.admin scope.

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




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

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

Problem types

CWE-862 Missing Authorization

Product status

Default status
unaffected

Any version before 2026.3.24
affected

2026.3.24 (semver)
unaffected

Credits

Peng Zhou (@zpbrent) reporter

References

github.com/...enclaw/security/advisories/GHSA-94pw-c6m8-p9p9 (GitHub Security Advisory (GHSA-94pw-c6m8-p9p9)) third-party-advisory

www.vulncheck.com/...-via-chat-send-to-allowlist-persistence (VulnCheck Advisory: OpenClaw < 2026.3.24 - Privilege Escalation via chat.send to Allowlist Persistence) third-party-advisory

cve.org (CVE-2026-35621)

nvd.nist.gov (CVE-2026-35621)

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