CVE-2026-42424

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.

CVSS v3.1 Score

5.7

MEDIUM

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

EPSS — Exploit Prediction

0.0003

Probability of exploitation

0.07%

Percentile rank

EPSS estimates the probability that this vulnerability will be exploited in the wild within the next 30 days. A higher score means more likely to be exploited.

Weakness Type (CWE)

CWE-73 CWE-73

Affected Products

Vendor	Product	Versions
openclaw	openclaw	< 2026.4.8

References

Advisories & Patches

https://github.com/openclaw/openclaw/commit/d7c3210cd6f5fdfdc1beff4c9541673e814354d5 https://github.com/openclaw/openclaw/security/advisories/GHSA-qqq7-4hxc-x63c

Other References

https://www.vulncheck.com/advisories/openclaw-local-file-exfiltration-via-shared-reply-media-paths

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. It has a CVSS v3.1 base score of 5.7 (MEDIUM).

How severe is CVE-2026-42424? +

CVE-2026-42424 has a CVSS v3.1 score of 5.7 out of 10, rated MEDIUM. This is a medium-severity vulnerability that should be remediated as part of regular maintenance. The EPSS score is 0.0003, placing it in the 0th percentile for exploitation probability.

What products are affected by CVE-2026-42424? +

CVE-2026-42424 affects products from openclaw, specifically: openclaw. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2026-42424? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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