Medium severity · published Apr 10, 2026
CVE-2026-35657
OpenClaw < 2026.3.25 - Authorization Bypass in HTTP Session History Route
6.5
CVSS
0.2%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.2% · higher than 14% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
OP
OpenClaw · OpenClaw
before 2026.3.25 · source: vendor, NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-35657
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-35657
Patch
https://github.com/openclaw/openclaw/commit/1c45123231516fa50f8cf8522ba5ff2fb2ca7aea
Vendor Advisory
https://github.com/openclaw/openclaw/security/advisories/GHSA-5jvj-hxmh-6h6j
Third Party Advisory
https://www.vulncheck.com/advisories/openclaw-authorization-bypass-in-http-session-history-route
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