vulnerability · Fri 11 Sep 2026 · 18:56 UTC
Actively exploitedCISA adds CVE-2026-42018 (JFrog Artifactory) to the Known Exploited Vulnerabilities catalog
Filed UTCSource CISA ↗also carried by 1 outlet
JFrog Artifactory contains an improper authentication vulnerability that could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources. 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. …
Signals
as the pipeline stamped them- KEV
- Active exploitation (KEV)
- What to do
- On CISA KEV — actively exploited. Patch immediately.
CISA KEV means this flaw has been seen exploited in real attacks — not predicted, observed. Treat it as urgent regardless of its score.
CVE
KEV from CISA · EPSS from FIRST| Id | KEV | EPSS | Reference |
|---|---|---|---|
| CVE-2026-42018 | KEV | 10% | NVD ↗ |
Sources · 2
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