CVE-2026-66384
JFrog — JFrog Artifactory Improper Limitation of a Pathname to a Restricted Directory Vulnerability
JFrog · CWE-22 — Path traversal · in CISA KEV since 2026-08-27
EVRS 75 of 100 Urgent
Patch This Cycle
Rank 1,335 of 2,960 tracked
Raised to the floor for a confirmed exploited vulnerability.
Why it scores 75
Evidence available: 6 of 7 signalsListed in the CISA KEV catalog, and an EPSS probability of 0.007.
- CISA KEVApplied
- RansomwareDid not apply
- Vendor exploitationDid not apply
- EPSSApplied
- Microsoft Exploitability IndexNot applicable
- Pre-patch disclosureNo data
- KEV recencyApplied
- CVSSApplied
The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data
Fix
Patch or fixed version identifiedCISA required action
- docs.jfrog.com/…/jfrog-security-advisories
- docs.jfrog.com/…/artifactory-self-managed-releases
- BOD 26-04
- Forensics Triage Requirements
- nvd.nist.gov/…/CVE-2026-66384
Fixed in
artifactory: update to 7.146.35 or later | artifactory: update to 7.161.16 or later
Affected versions
- artifactory
< 7.146.35>= 7.161.0 < 7.161.16
Remediation
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.
Fixed versions from NVD.
Evidence
Each value with its source| Measure | Value | Source |
|---|---|---|
| CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. | 5.3 | NVD |
| FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. | 0.007 (51.1st pctl) | FIRST EPSS |
| Actively exploitedWhether a source of record has confirmed attacks using it in the wild. | Confirmed | CISA KEV |
| Ransomware campaign useWhether CISA has seen ransomware operators use it. | Unknown or none | CISA KEV |
| CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. | 2026-09-10 · CISA federal deadline · Overdue by 42 days | CISA KEV |
| Public exploit moduleA module existing is not the same as active exploitation. | None known | Metasploit |
| EUVD cross-referenceENISA's record: CVSS 5.3 (v3.1), assigned by JFROG. | Listed | ENISA EUVD |
Description
NVDAn authenticated user may write data outside the intended Docker cache path under specific remote-repository conditions.
What CISA says to do