Vulnerability in Openclaw
CVE-2026-53849
OpenClaw before 2026.5.7 contains a privilege escalation vulnerability where the allowFrom feature improperly validates Discord account identity using mutable display names instead of immutable user IDs. Attackers with Discord accounts can change their display name to match a policy entry and gain unauthorized agent access intended for another Discord identity.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.004 (28.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 28.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.001
Affected products
- Openclaw — versions 0, 2026.5.7
Weakness classification (CWE)
References
- github.com/openclaw/openclaw/security/advisories/GHSA-cw4q-gqg5-g38h (vendor-advisory, Vendor Advisory)
- www.vulncheck.com/advisories/openclaw-privilege-escalation-via-mutable-discord-… (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2026-53849?
- CVE-2026-53849 is a high-severity vulnerability in Openclaw, classified under Authentication Bypass by Spoofing. CVSS score: 8.1/10. Published 2026-06-16.
- How severe is CVE-2026-53849?
- High severity. CVSS v3 base score is 8.1 out of 10.