JFrog Artifactory Improper Limitation of a Pathname to a Restricted Directory Vulnerability
jfrog — artifactory
An authenticated user may write data outside the intended Docker cache path under specific remote-repository conditions.
5.3
0.6%
Vector breakdown
- Attack vector
- Network
- Attack complexity
- High
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
- Published
- Aug 12, 2026
- Modified
- Aug 28, 2026
- Added to KEV
- Aug 27, 2026
- Federal patch due
- Sep 10, 2026
CISA required action
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.
Weakness classification
Affected packages
Proof-of-concept & exploitation references
1 foundWeaponization
Public repositories whose name or description references CVE-2026-66384, found via a live GitHub search at request time. These are community-sourced signals, not a verified working exploit - cross-check each one before relying on it, and treat higher star counts and recent activity as (weak) corroboration, not proof.
References
How this class of flaw gets exploited
Frequently asked questions
What is CVE-2026-66384?
An authenticated user may write data outside the intended Docker cache path under specific remote-repository conditions.
How severe is CVE-2026-66384?
CVE-2026-66384 has a CVSS base score of 5.3 out of 10 (CVSS 3.1).
Is CVE-2026-66384 actively exploited in the wild?
Yes. CVE-2026-66384 is listed in the CISA Known Exploited Vulnerabilities (KEV) catalog, added Aug 27, 2026, meaning CISA has confirmed evidence of active exploitation.
What is the EPSS score for CVE-2026-66384?
0.6% - meaning FIRST.org's EPSS model estimates a 0.6% probability this vulnerability will be exploited in the wild within 30 days (45% percentile among all scored CVEs).
Is there exploit tooling available for CVE-2026-66384?
We found 1 public GitHub repository referencing CVE-2026-66384, though none matched a known Nuclei template or Metasploit module at last check. Review each one before relying on it - see the proof-of-concept section above.
What type of vulnerability is CVE-2026-66384?
CVE-2026-66384 is classified under CWE-22 (CWE-22 Improper Limitation of a Pathname to a Restricted Directory).
Cross-checked against
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