Is CVE-2026-42424 in the CISA KEV catalog?

No. CVE-2026-42424 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2026-42424?

CVE-2026-42424 has a CVSS v3 base score of 5.7 (MEDIUM).

What is the EPSS score for CVE-2026-42424?

CVE-2026-42424 has an EPSS score of 0.18% (8th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2026-42424?

Upgrade openclaw to 2026.4.8 or later.

CVE & CISA-KEV Catalog

CVE-2026-42424

MEDIUM

5.7

CVSS v3

NVD

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.

CWE-73External Control of File Name or Path

How to fix

Remediation Available

openclawNVD

Affected:< 2026.4.8Fixed in:2026.4.8CVE-2026-42424derived 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 ComplexityLow

Privileges RequiredLow

User InteractionRequired

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityNone

AvailabilityNone

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

Exploit Intelligence

0.18%probability of exploitation in 30 days

8thpercentile

Low risk: more likely to be exploited than 8% of all known CVEs.

References

Patch1

github.com

Vendor Advisory1

github.com

Third-Party Advisory1

vulncheck.com

Related Vulnerabilities

Other CWE-73 (External Control of File Name or Path) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2022-39952	Critical	9.8	100%	-	Fix
CVE-2024-8517	Critical	9.8	95%	-	Fix
CVE-2023-4634	Critical	9.8	83%	-	Fix
CVE-2018-17246	Critical	9.8	82%	-	Fix
CVE-2024-43451	Medium	6.5	82%	KEV	Fix
CVE-2025-33053	High	8.8	82%	KEV	Fix

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Markdown

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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 2026-04-30.