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HIGHCVE-2026-35636Published Modified CNA VulnCheck

CVE-2026-35636: OpenClaw 2026.3.11 < 2026.3.25 - Session Isolation Bypass via sessionId Resolution

OpenClaw versions 2026.3.11 through 2026.3.24 contain a session isolation bypass vulnerability where session_status resolves sessionId to canonical session keys before enforcing visibility checks. Sandboxed child sessions can exploit this to access parent or sibling sessions that should be blocked by explicit sessionKey restrictions.

Metrics

CVSS v4.0
7.1
Severity
HIGH
Fixed in
2026.3.25
Affected Products
1

Fix available

2026.3.25
Patch commits
Affected packages
  • OpenClaw / OpenClaw
    < 2026.3.25 (from 2026.3.11)
    Fixed in 2026.3.25
CVSS Vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N