CVE-2026-42016: JFrog Artifactory Incorrect Authorization Vulnerability

criticalknown exploitedCVE-2026-42016

Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.

JFrog Artifactory contains an incorrect authorization vulnerability that allows leads to privilege escalation attack due to a validation check of the token signature/issuer and not the token’s scope.

Details

Source: CISA Known Exploited Vulnerabilities (US · database · site)
Severity: critical
Published: 2026-09-11
Exploitation: Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2026-42016

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Exploitation confirmedCVE-2026-42016Already exploited in the wild (CISA KEV) — the prediction phase is over. Patch now. Riskier than 57% of all EPSS-scored CVEs.

Referenced CVEs

CVE	CSIRTS overview	External
CVE-2026-42016	coverage & exploitation status	NVD · CVE.org

Same CVEs, other sources

How other CERTs, PSIRTs and databases cover the vulnerabilities in this advisory.

unknownexploitedJFrog security advisory (AV26-867) – Update 2cccs
highexploitedCISA Adds Three Known Exploited Vulnerabilities to Catalogcisa
unknownNCSC-2026-0272 [1.00] [M/H] Vulnerabilities patched in JFrog Artifactoryncsc-nl
high[NEW] [high] JFrog Artifactory: Multiple vulnerabilitiescert-bund
highCVE-2026-42016: JFrog Artifactory (Self Hosted) versions before 7.133.11 are vulnerable to a privilege escalat…nvd

CVE-2026-42016: JFrog Artifactory Incorrect Authorization Vulnerability

Details

Exploitation outlook

Referenced CVEs

Same CVEs, other sources

More from CISA Known Exploited Vulnerabilities