CVE-2026-66384: JFrog Artifactory Improper Limitation of a Pathname to a Restricted Directory Vulnerability
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
JFrog Artifactory contains an improper limitation of a pathname to a restricted directory vulnerability. This can allow an authenticated user to write data outside the intended Docker cache path under specific remote-repository conditions.
CSIRTS triage
- What
- JFrog Artifactory allows authenticated users to write data outside the intended Docker cache path under specific remote-repository conditions.
- Who is affected
- Artifactory deployments with remote repositories and authenticated users who can interact with Docker cache.
- Urgency
- Critical; actively exploited vulnerability on CISA's Known Exploited Vulnerabilities catalog.
- Action
- Apply JFrog Artifactory security updates immediately; review and restrict Docker repository access controls.
AI-assisted analysis generated from the source advisory — verify against the original.
⚡ Watch Artifactory
Get an email when a new Artifactory advisory drops — max one per day, one-click unsubscribe.
Details
Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-66384
Exploitation outlook
EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.
- Exploitation confirmedCVE-2026-66384Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 45% of all EPSS-scored CVEs.
Referenced CVEs
| CVE | CSIRTS overview | External |
|---|---|---|
| CVE-2026-66384 | coverage & exploitation status | NVD · CVE.org |
Same CVEs, other sources
How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.
Recent advisories for JFrog Artifactory Improper
A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.
- criticalexploitedCVE-2026-82329: JFrog Artifactory Improper Authentication Vulnerabilitycisa-kev · 2026-09-02
- mediumCVE-2026-65618: Improper URL validation when handling specific URLs, allows an attacker, under certain conditi…nvd · 2026-07-27
More from CISA Known Exploited Vulnerabilities
- criticalCVE-2026-82329: JFrog Artifactory Improper Authentication Vulnerability2026-09-02
- criticalCVE-2026-83549: SonicWall SMA1000 Appliances OS Command Injection Vulnerability2026-09-02
- criticalCVE-2026-49869: Kestra OSS OS Command Injection Vulnerability2026-09-02
- criticalCVE-2026-59822: BerriAI LiteLLM Improper Authentication Vulnerability2026-09-02
- criticalCVE-2026-83548: SonicWall SMA1000 Appliances Server-Side Request Forgery Vulnerability2026-09-02