CVE-2026-42018
JFrog Artifactory Improper Authentication Vulnerability
Exploited in the wild
This vulnerability is on the CISA Known Exploited Vulnerabilities list, added 2026-09-11. Federal due date: 2026-09-25.
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.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| JFrog | Artifactory | before 7.111.20 from 7.133.0 before 7.133.28 from 7.125.0 before 7.125.19 from 7.117.0 before 7.117.27 from 7.146.0 before 7.146.8 |
| Jfrog | Artifactory | before 7.111.20 from 7.117.0 before 7.117.27 from 7.125.0 before 7.125.19 from 7.133.0 before 7.133.28 from 7.146.0 before 7.146.8 |
Weakness classification
References
- NVD record
- CVE.org record
- GitHub advisory
- CISA KEV catalog
- https://docs.jfrog.com/releases/docs/jfrog-security-advisories
- https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018
- https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201