CVEs / CVE-2026-42016
CVE-2026-42016: JFrog Artifactory Incorrect Authorization Vulnerability
- Known exploited in the CISA KEV catalog since 11 Sep 2026
- high 8.8 CVSS 3.1 (NVD)
- EPSS 8.64% chance of exploitation in the next 30 days, higher than 95% of CVEs (30 Oct 2026)
- Last changed at its sources
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Summary
JFrog Artifactory contains an incorrect authorization vulnerability that leads to a privilege escalation attack due to a validation check of the token signature/issuer and not the token’s scope.
Description
JFrog Artifactory (Self Hosted) versions before 7.133.11 are vulnerable to a privilege escalation attack due to a validation check of the token signature/issuer and not the token’s scope.
Affected and fixed versions
| Product | Affected | Fixed in |
|---|---|---|
| jfrog artifactory | before 7.133.11 | 7.133.11 |
Exploitation
| In CISA KEV since | 11 Sep 2026 |
|---|---|
| Due date for US federal agencies | 25 Sep 2026 |
| Used in ransomware campaigns | Unknown |
| 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. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines. |
Severity
| CVSS 3.1 | 8.8 highCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HScored by NVD |
|---|---|
| Weakness | CWE-863 |
References
- CVE-2026-42016 on NVD
- CVE-2026-42016 in the CISA KEV catalog
- https://docs.jfrog.com/releases/docs/jfrog-security-advisories (cited by CISA)
- https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases (cited by CISA)
- https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk (cited by CISA)
- https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk (cited by CISA)
- https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases Release Notes
- https://docs.jfrog.com/releases/docs/jfrog-security-advisories Vendor Advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42016 US Government Resource
- https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201 Third Party Advisory
Sources
Exploitation status from the CISA Known Exploited Vulnerabilities catalog. EPSS scores from FIRST. Descriptions, severity and references from the National Vulnerability Database. Open-source package versions from OSV (CC-BY 4.0). Text is shown as each source states it; Stackurity does not edit it. Check the vendor's advisory before acting.
This product uses data from the NVD API but is not endorsed or certified by the NVD.