How severe is CVE-2026-66384?

CVE-2026-66384 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.

Is CVE-2026-66384 being actively exploited?

Yes. CVE-2026-66384 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-08-27, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2026-66384?

CVE-2026-66384 affects Jfrog Artifactory. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-66384?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

When was CVE-2026-66384 published?

CVE-2026-66384 was published on 2026-08-12 and last updated on 2026-08-28.

CVE-2026-66384

CVE-2026-66384 is a medium-severity vulnerability in Jfrog Artifactory with a CVSS 3.x base score of 5.3. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2026-08-27). The underlying weakness is classified as CWE-22.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2026-08-27)
Weakness: CWE-22
Affected product: Jfrog Artifactory
Published: 2026-08-12
Last modified: 2026-08-28

Description

An authenticated user may write data outside the intended Docker cache path under specific remote-repository conditions.

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 3.x base score of 5.3, rated medium severity. It is exploitable over network with high attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity high, and availability none.
Is CVE-2026-66384 being actively exploited?: Yes. CVE-2026-66384 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-08-27, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2026-66384?: CVE-2026-66384 affects Jfrog Artifactory. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-66384?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
When was CVE-2026-66384 published?: CVE-2026-66384 was published on 2026-08-12 and last updated on 2026-08-28.

References

Affected products (1)

cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*

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