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CVE-2026-66384

MEDIUM 5.3 KNOWN EXPLOITED

Published 2026-08-12 · Last modified 2026-08-28

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

ACTIVELY EXPLOITED

Confirmed exploited in the wild — in CISA KEV since 2026-08-27. Patch or mitigate now.

Exploitation likelihood

0.5%chance of exploitation in 30 days · 43rd percentile

● In CISA KEV (2026-08-27) ○ Public exploit / PoC

Impact if exploited

5.3CVSS 3.1 · MEDIUM

  • ConfidentialityNone
  • IntegrityHigh
  • AvailabilityNone

What an attacker needs

  • ✓Access: Reachable over the network — no local access needed
  • ⚠Privileges: Requires a low-privilege account
  • ✓User interaction: No user interaction needed
  • ⚠Complexity: Needs a race window or specific setup

✓ lowers the bar for an attacker · ⚠ raises it

Proof of concept & exploit code

Test against your own equipment

curl -s https://vulnpedia.com/cve/CVE-2026-66384/poc.jsonMachine-readable PoC index for this CVE (for automation).

Listed for defensive triage, patch verification, and authorized testing on systems you own. Machine-readable: /cve/CVE-2026-66384/poc.json

Affected

Vendors Jfrog

Products Artifactory

Weakness (CWE)

  • CWE-22: Improper Limitation of a Pathname to a Restricted Directory

CVSS vector

CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

Known Affected Software Configurations

VendorProductVersion range
JfrogArtifactory< 7.146.35
JfrogArtifactory≥ 7.161.0 and < 7.161.16

All CVSS metrics

  • MEDIUM 5.3 v3.1 · CNA Primary
    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N
  • MEDIUM 5.3 v3.1 · NVD Secondary
    CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:H/A:N

References

Advisories

Sources: NVD · CVE.org · EPSS