Exploited vulnerability · CISA KEV

Is CVE-2025-62593 exploited? Yes: in CISA KEV since 17 Aug 2026

Gociux · Ray-Project Ray · data: CISA KEV, CVE record, FIRST EPSS

Yes. CVE-2025-62593, Ray-Project Ray Code Injection Vulnerability, is being exploited in the wild. CISA added it to its Known Exploited Vulnerabilities catalog on 17 Aug 2026, 264 days after it was published. It affects Ray-Project Ray. If you run it, CISA's required action is: Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.

What it is

Ray-Project Ray contains a code injection vulnerability that could allow remote code execution. Developers using Ray as a development tool may be exposed to this vulnerability exploitable through Firefox and Safari.

What to do

1. Check whether you run it. Look for Ray in your asset inventory, including appliances and cloud images. Stack check lists every exploited Ray-Project CVE at once.
2. Apply the fix. Apply mitigations in accordance with vendor instructions, ensuring compliance with CISA’s BOD 26-04 Prioritizing Security Updates Based on Risk (see URL in Notes) guidance and CISA’s “Forensics Triage Requirements” (see URL in Notes). Follow applicable BOD 26-04 guidance for cloud services or discontinue use of the product if mitigations are unavailable. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
3. If you can't patch today, take the affected service off the internet or restrict who can reach it, and check its logs for signs of compromise since 26 Nov 2025.
4. Get told next time. Email alerts when CISA adds a CVE for Ray-Project.

References

• github.com/ray-project/ray/security/advisories/GHSA-q279-jhrf-cc6v
• github.com/ray-project/ray/commit/70e7c72780bdec075dba6cad1afe0832772b
• nvd.nist.gov/vuln/detail/CVE-2025-62593

Sources: CISA KEV (exploitation, ransomware use, required action, due date), the CVE record (publication date, CVSS, CNA), NVD and FIRST EPSS (live score). More: all KEV additions in August 2026 · act-now radar.