CVE-2026-53823

EUVD-2026-36611
OpenClaw before 2026.5.3 contains a privilege escalation vulnerability in the allowFrom feature that binds to mutable Slack display names. Attackers with Slack account access can change display name metadata to match policy entries, potentially gaining unauthorized agent access intended for other identities.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
VulnCheckCNA
8.1 HIGH
NETWORK
LOW
LOW
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Base Score
CVSS 3.x
EPSS Score
Percentile: 8%
Early Detection
Affected products identified ahead of NVD analysis through intelligence sources.
VendorProductVersionSource
openclawopenclaw
𝑥
< 2026.5.3
CNA
Common Weakness Enumeration
References
https://github.com/openclaw/openclaw/security/advisories/GHSA-c29c-2q9c-pc86
https://www.vulncheck.com/advisories/openclaw-privilege-escalation-via-mutable-slack-display-names-in-allowfrom