CVE-2026-42018
KEV: known exploited SSVC: activeAnonymous user token generation exposure in JFrog Artifactory
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack conditions and impact
Derived from the CNA (via NVD) CVSS 3.1 vectorThis vulnerability may be exploitable over the internet without authentication or user interaction.
| Metric | Value | Meaning |
|---|---|---|
| Attack vector AV | N | Network |
| Attack complexity AC | L | Low (easy) |
| Privileges required PR | N | None |
| User interaction UI | N | None |
| Scope S | U | Unchanged |
| Confidentiality C | H | High |
| Integrity I | N | None |
| Availability A | N | None |
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Description
JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.
CISA KEV entry
JFrog Artifactory Improper Authentication Vulnerability — JFrog / Artifactory
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. Stakeholders are responsible for evaluating each asset's internet exposure and ensuring adherence to BOD 26-04 patching guidelines.
https://docs.jfrog.com/releases/docs/jfrog-security-advisories ; https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases ; BOD 26-04: https://www.cisa.gov/news-events/directives/bod-26-04-prioritizing-security-updates-based-risk ; Forensics Triage Requirements: https://www.cisa.gov/news-events/directives/bod-26-04-implementation-guidance-prioritizing-security-updates-based-risk ; https://nvd.nist.gov/vuln/detail/CVE-2026-42018
CVSS assessments
| Provider | Version | Score | Vector |
|---|---|---|---|
| NVD / [email protected] (Secondary) | 3.1 | 7.5 HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
| CNA / JFROG | 3.1 | 7.5 HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N |
Affected products and packages
CNA (CVE.org)
| Vendor | Product | Versions |
|---|---|---|
| jfrog | artifactory | affected: 0 … < 7.111.20 affected: 7.117.0 … < 7.117.27 affected: 7.125.0 … < 7.125.19 affected: 7.133.0 … < 7.133.28 affected: 7.146.0 … < 7.146.8 default: unaffected |
NVD CPE (5)
Show CPE list
| Vendor | Product | Range | CPE |
|---|---|---|---|
| jfrog | artifactory | < 7.111.20 | cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:* |
| jfrog | artifactory | >= 7.117.0, < 7.117.27 | cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:* |
| jfrog | artifactory | >= 7.125.0, < 7.125.19 | cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:* |
| jfrog | artifactory | >= 7.133.0, < 7.133.28 | cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:* |
| jfrog | artifactory | >= 7.146.0, < 7.146.8 | cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:* |
Linux distribution status
References (4)
- https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases NVD, CNA Release Notesvendor-advisory
- https://docs.jfrog.com/releases/docs/jfrog-security-advisories NVD, CNA Vendor Advisoryvendor-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018 NVD, ADP CISA-ADP US Government Resourcegovernment-resource
- https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201 NVD, ADP CISA-ADP Third Party Advisorythird-party-advisory