Is CVE-2026-53862 in the CISA KEV catalog?

No. CVE-2026-53862 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-53862?

CVE-2026-53862 has a CVSS v3 base score of 4.2 (MEDIUM).

What is the EPSS score for CVE-2026-53862?

CVE-2026-53862 has an EPSS score of 0.09% (1th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-53862?

Upgrade openclaw to 2026.5.12 or later.

CVE & CISA-KEV Catalog

CVE-2026-53862

MEDIUM

4.2

CVSS v3

NVD

Description

OpenClaw before 2026.5.12 contains a bootstrap token replay vulnerability allowing callers with pending token access to reuse tokens with broader requested scopes. Attackers can replay bootstrap tokens before approval to escalate pairing authority beyond intended scope limits.

CWE-266 CWE-345

How to fix

Remediation Available

openclawNVD

Affected:< 2026.5.12Fixed in:2026.5.12CVE-2026-53862derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityHigh

Privileges RequiredNone

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityLow

IntegrityLow

AvailabilityNone

CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:L/A:N

Exploit Intelligence

0.09%probability of exploitation in 30 days

1stpercentile

Low risk: more likely to be exploited than 1% of all known CVEs.

References

Vendor Advisory1

github.com

Third-Party Advisory1

vulncheck.com

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2026-06-17.