What is CVE-2026-42018?
JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.
Timeline
- 2026-08-12Published to the U.S. National Vulnerability Database (NVD)
- 2026-09-11Added to the CISA Known Exploited Vulnerabilities (KEV) catalog
- 2026-09-11NVD record last updated
- 2026-09-12First covered in a defend.network daily briefing
- 2026-09-25CISA federal remediation deadline (BOD 22-01)
CISA Known Exploited Vulnerability
JFrog Artifactory Improper Authentication Vulnerability
Affected product
JFrog Artifactory
References
- https://docs.jfrog.com/releases/docs/jfrog-security-advisories
- https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201
- https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases
- https://nvd.nist.gov/vuln/detail/CVE-2026-42018
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog
Referenced in our briefings & reports
Browse all tracked CVEs in the defend.network CVE database →
🤖 This CVE page is generated by defend.network from NVD, CISA KEV, EPSS, and our verified daily briefings. Severity and exploitation data come from official sources; always verify remediation steps against the official vendor advisory before acting in production.