CVE-2026-53843: OpenClaw before 2026.5.26 contains an authorization bypass vulnerability where a surviving pairing-scoped devi

Routine

HIGH 8.8UPGRADE

CVE-2026-53843 is a high-severity flaw (CVSS 8.8) affecting openclaw. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

OpenClaw before 2026.5.26 contains an authorization bypass vulnerability where a surviving pairing-scoped device session can re-establish node token authority after revocation. Attackers with a paired device can regain WebSocket node-level access without renewed approval, weakening revocation controls and maintaining unauthorized access longer than intended.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	8.8 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Weakness	CWE-613
Published	2026-06-16
Last modified	2026-06-18

Publisher (CNA): VulnCheck · Vendor: openclaw

Last updated 2026-06-18 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-06-16 19:17 UTCPublished CVE record published
2026-06-18 04:17 UTCUpdated Record last modified

openclaw openclaw UPGRADE

Affected: < 2026.5.26 · 2026.5.26 beta1 · 2026.5.26 beta2

Fixed in: 2026.5.26

Safe to downgrade to: no unaffected older release

1. Check installed version

npm ls openclaw

2. UPGRADE to 2026.5.26

npm install openclaw@">=2026.5.26"

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-53843?

openclaw: upgrade to 2026.5.26. Exact commands for each OS are on this page.

Is CVE-2026-53843 being exploited?

CVE-2026-53843 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-53843 affect?

CVE-2026-53843 affects openclaw. Severity is high (CVSS 8.8). OpenClaw before 2026.5.26 contains an authorization bypass vulnerability where a surviving pairing-scoped device session can re-establish node token authority after revocation. Attackers with a paired device can regain WebSocket node-level

How urgent is CVE-2026-53843?

Priority 36/100. High severity

Related CVEs

CVE-2026-53855 HIGH 8.1 UPGRADE OpenClaw before 2026.4.2 contains an inline-eval bypass vulnerability allowing authenticated operators to weak
CVE-2026-53857 HIGH 8.1 UPGRADE OpenClaw before 2026.5.3 contains a policy enforcement vulnerability where Zalo contacts with mutable display
CVE-2026-53851 MEDIUM 5.3 UPGRADE OpenClaw before 2026.5.12 contains a notification bypass vulnerability allowing Slack reaction events to enter
CVE-2026-53846 HIGH 7.1 UPGRADE OpenClaw before 2026.4.29 contains a path traversal vulnerability in the install helper that allows workspace
CVE-2026-59261 HIGH 7.1 UPGRADE OpenClaw before 2026.5.28 contains a credential exposure vulnerability where workspace dotenv files can overri

References

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