How severe is CVE-2026-41335?

CVE-2026-41335 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2026-41335 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-41335?

CVE-2026-41335 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-41335?

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

Does CVE-2026-41335 have an EU (EUVD) identifier?

Yes. CVE-2026-41335 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25319.

When was CVE-2026-41335 published?

CVE-2026-41335 was published on 2026-04-23 and last updated on 2026-06-17.

CVE-2026-41335

CVE-2026-41335 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 5.3. 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-497.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.9
EPSS exploit prediction: 0% (21st percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-25319
Weakness: CWE-497
Affected product: Openclaw
Published: 2026-04-23
Last modified: 2026-06-17

Description

OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.

Frequently asked questions

What is CVE-2026-41335?: OpenClaw before 2026.3.31 contains an information disclosure vulnerability in the Control Interface bootstrap JSON that exposes version and assistant agent identifiers. Attackers can extract sensitive fingerprinting information from the Control UI bootstrap payload to identify system versions and agent configurations.
How severe is CVE-2026-41335?: CVE-2026-41335 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2026-41335 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (21st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-41335?: CVE-2026-41335 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-41335?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-41335 have an EU (EUVD) identifier?: Yes. CVE-2026-41335 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-25319.
When was CVE-2026-41335 published?: CVE-2026-41335 was published on 2026-04-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:openclaw:openclaw:*:*:*:*:*:node.js:*:*

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