CVE-2026-53823

High

Description

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.

SeverityHigh

CVSS8.1

Exploit probability—

ProductOpenclaw

PublishedJun 12, 2026

First seenJun 12, 2026

Weakness typeCWE-290CWE-290

How to fix

Update

openclaw openclaw2026.5.3 or later
openclaw2026.5.3 or later

Vendor advisories

github.com/openclaw/openclaw/security/advisories/GHSA-c29c-2q9c-pc86

Affected products

Product	Affected versions	Fixed in
openclaw openclaw	v < 2026.5.3	2026.5.3
openclawnpm	v < 2026.5.3	2026.5.3

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