How severe is CVE-2026-42424?

CVE-2026-42424 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.

Is CVE-2026-42424 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-42424?

CVE-2026-42424 affects Openclaw. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-42424?

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

Does CVE-2026-42424 have an EU (EUVD) identifier?

Yes. CVE-2026-42424 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26127.

When was CVE-2026-42424 published?

CVE-2026-42424 was published on 2026-04-28 and last updated on 2026-06-17.

CVE-2026-42424

CVE-2026-42424 is a medium-severity vulnerability in Openclaw with a CVSS 3.x base score of 5.7. 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-73.

Key facts

Severity: Medium (CVSS 3.x base score 5.7)
CVSS v4: 5.9
EPSS exploit prediction: 0% (8th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-26127
Weakness: CWE-73
Affected product: Openclaw
Published: 2026-04-28
Last modified: 2026-06-17

Description

OpenClaw before 2026.4.8 treats shared reply MEDIA paths as trusted, allowing crafted references to trigger cross-channel local file exfiltration. Attackers can exploit this by crafting malicious shared reply MEDIA references to cause another channel to read local file paths as trusted generated media.

Frequently asked questions

What is CVE-2026-42424?: OpenClaw before 2026.4.8 treats shared reply MEDIA paths as trusted, allowing crafted references to trigger cross-channel local file exfiltration. Attackers can exploit this by crafting malicious shared reply MEDIA references to cause another channel to read local file paths as trusted generated media.
How severe is CVE-2026-42424?: CVE-2026-42424 has a CVSS 3.x base score of 5.7, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and user interaction. Impact on confidentiality is high, integrity none, and availability none.
Is CVE-2026-42424 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (8th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-42424?: CVE-2026-42424 affects Openclaw. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-42424?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2026-42424 have an EU (EUVD) identifier?: Yes. CVE-2026-42424 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-26127.
When was CVE-2026-42424 published?: CVE-2026-42424 was published on 2026-04-28 and last updated on 2026-06-17.

References

Affected products (1)

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

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