CVE-2026-53823

OpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom

Published Jun 12, 2026 CVSS 4.0 · 8.6 High EPSS < 1% KEV · Not listed
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.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}

Type Values Removed Values Added
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.
Title OpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom
First Time appeared Openclaw
Openclaw openclaw
Weaknesses CWE-290
CPEs cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
Vendors & Products Openclaw
Openclaw openclaw
References
Metrics cvssV3_1

{'score': 8.1, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N'}

cvssV4_0

{'score': 8.6, 'vector': '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'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
VulnCheck
Published
Updated
Jun 15, 2026, 7:26 PM
Reserved
Jun 10, 2026, 9:16 PM
Status
Analyzed
Published
Jun 12, 2026, 10:16 PM
Modified
Jul 23, 2026, 9:10 AM