How severe is CVE-2026-41331?

CVE-2026-41331 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 none, integrity none, and availability low.

Is CVE-2026-41331 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-41331?

CVE-2026-41331 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-41331?

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

Does CVE-2026-41331 have an EU (EUVD) identifier?

Yes. CVE-2026-41331 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24020.

When was CVE-2026-41331 published?

CVE-2026-41331 was published on 2026-04-21 and last updated on 2026-06-17.

CVE-2026-41331

CVE-2026-41331 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-408.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v4: 6.9
EPSS exploit prediction: 0% (22nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-24020
Weakness: CWE-408
Affected product: Openclaw
Published: 2026-04-21
Last modified: 2026-06-17

Description

OpenClaw before 2026.3.31 contains a resource consumption vulnerability in Telegram audio preflight transcription that allows unauthorized group senders to trigger transcription processing. Attackers can exploit insufficient allowlist enforcement to cause resource or billing consumption by initiating audio preflight operations before authorization checks are applied.

Frequently asked questions

What is CVE-2026-41331?: OpenClaw before 2026.3.31 contains a resource consumption vulnerability in Telegram audio preflight transcription that allows unauthorized group senders to trigger transcription processing. Attackers can exploit insufficient allowlist enforcement to cause resource or billing consumption by initiating audio preflight operations before authorization checks are applied.
How severe is CVE-2026-41331?: CVE-2026-41331 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 none, integrity none, and availability low.
Is CVE-2026-41331 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (22nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-41331?: CVE-2026-41331 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-41331?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-41331 have an EU (EUVD) identifier?: Yes. CVE-2026-41331 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-24020.
When was CVE-2026-41331 published?: CVE-2026-41331 was published on 2026-04-21 and last updated on 2026-06-17.

References

Affected products (1)

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

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