How severe is CVE-2026-53862?

CVE-2026-53862 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.

Is CVE-2026-53862 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-53862?

CVE-2026-53862 primarily affects Openclaw. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-53862?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2026-53862 have an EU (EUVD) identifier?

Yes. CVE-2026-53862 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37164.

When was CVE-2026-53862 published?

CVE-2026-53862 was published on 2026-06-16 and last updated on 2026-06-17.

CVE-2026-53862

CVE-2026-53862 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 4.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-266.

Key facts

Severity: Medium (CVSS 3.x base score 4.2)
CVSS v4: 2.3
EPSS exploit prediction: 0% (1st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-37164
Weakness: CWE-266
Affected product: Openclaw
Published: 2026-06-16
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2026-53862?: 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.
How severe is CVE-2026-53862?: CVE-2026-53862 has a CVSS 3.x base score of 4.2, rated medium severity. It is exploitable over network with high attack complexity, requires no privileges and user interaction. Impact on confidentiality is low, integrity low, and availability none.
Is CVE-2026-53862 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (1st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-53862?: CVE-2026-53862 primarily affects Openclaw. In total, 9 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-53862?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-53862 have an EU (EUVD) identifier?: Yes. CVE-2026-53862 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-37164.
When was CVE-2026-53862 published?: CVE-2026-53862 was published on 2026-06-16 and last updated on 2026-06-17.

References

Affected products (9)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta1:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta2:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta3:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta4:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta5:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta6:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta7:*:*:*:node.js:*:*
cpe:2.3:a:openclaw:openclaw:2026.5.12:beta8:*:*:*:node.js:*:*

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