cve.bz

CVE-2026-53823

8.6 highEPSS 0.2%

High (8.6) in openclaw openclaw. EPSS 0.2% chance of exploitation in the next 30 days. Fixed in openclaw 2026.5.3.

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.

Severity

CVSS 4.0

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

CVSS 3.1

8.1 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
EPSS
0.2% chance of exploitation in the next 30 days; higher than 11% of CVEs (scores of 2026-10-31)
CWE
CWE-290
Published
Modified
Record from
the NVD, synced

Affected

Packages (OSV)

AdvisoryEcosystemPackageAffectedFixed in
GHSA-c29c-2q9c-pc86npmopenclaw<2026.5.32026.5.3

References

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