CVE-2026-53823
HIGHOpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom
Title source: cnaDescription
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.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
GitHub Security Advisory (GHSA-c29c-2q9c-pc86)
https://github.com/openclaw/openclaw/security/advisories/GHSA-c29c-2q9c-pc86
Third Party Advisory third-party-advisory
VulnCheck Advisory: OpenClaw < 2026.5.3 - Privilege Escalation via Mutable Slack Display Names in allowFrom
https://www.vulncheck.com/advisories/openclaw-privilege-escalation-via-mutable-slack-display-names-in-allowfrom
Scores
CVSS v3
8.1
EPSS
0.0021
EPSS Percentile
10.9%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
no
Technical Impact
total
Details
CWE
CWE-290
Status
published
Products (2)
OpenClaw/OpenClaw
< 2026.5.3
OpenClaw/OpenClaw
2026.5.3
Published
Jun 12, 2026
Tracked Since
Jun 13, 2026