Vulnerability details

CVE-2026-42018

Actively exploited

jfrog artifactory

Anonymous user token generation exposure in JFrog Artifactory

CVSS 3.1

7.5High

Official description

JFrog Artifactory could return an internal anonymous-user token to an unauthenticated caller when anonymous access is disabled, potentially exposing sensitive resources.

CVSS scores

Score	Version	Source	Vector
7.5High	3.1	CVEProject cvelistV5 (CNA) (JFROG)	`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`

Affected products

Vendor	Product	Versions	Source
jfrog	artifactory	v < 7.111.20	CVEProject cvelistV5 (CNA)
jfrog	artifactory	7.117.0 ≤ v < 7.117.27	CVEProject cvelistV5 (CNA)
jfrog	artifactory	7.125.0 ≤ v < 7.125.19	CVEProject cvelistV5 (CNA)
jfrog	artifactory	7.133.0 ≤ v < 7.133.28	CVEProject cvelistV5 (CNA)
jfrog	artifactory	7.146.0 ≤ v < 7.146.8	CVEProject cvelistV5 (CNA)

References and advisories

https://docs.jfrog.com/releases/docs/jfrog-security-advisories vendor-advisory
https://docs.jfrog.com/releases/docs/artifactory-self-managed-releases vendor-advisory
https://www.wiz.io/blog/artifactory-under-attack-in-the-wild-exploitation-of-cve-2026-42016-cve-2026-4201 third-party-advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-42018 government-resource

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Details

Published: 2026-08-12
Last updated: 2026-10-01
State: Published
Assigner (CNA): JFROG
Kolun priority: 75 · High

CISA KEV catalog

Date added: 2026-09-11
Due date: 2026-09-25
Used in ransomware: Unknown

Exploit prediction (EPSS)

9.98%

Probability of exploitation in 30 days

95.6%

Percentile (among all CVEs)

SSVC assessment (CISA)

Automatable: Yes
Exploitation: Active
Technical impact: Partial

Weaknesses (CWE)

CWE-287
Improper Authentication