CVE-2026-42017: Privilege escalation via JFrog Worker event token exposure
- Is it exploited?
Not on CISA's list. CISA has not added it to the Known Exploited Vulnerabilities catalog as of . If CISA adds it, this page shows it as known exploited.
- How likely is exploitation in the next 30 days?
- 0.5%
EPSS score, percentile 44.1 of all scored records. A probability estimated by FIRST, not a report of exploitation.
- How severe?
- 8.8 High
CVSS v3.1 base score, given by the CNA
- What should I do?
CISA has set no required action, because the vulnerability is not in KEV.
- Which versions are affected?
Affected
- before 7.133.21
- from 7.146.0 to before 7.146.8
Source: CISA KEV 2026.10.29, as of ; FIRST EPSS, as of ; CVE List, as of . About the data.
What to do
Advisories and patches
This summary is based on the CVE record as of . Check the vendor's advisory before you act: affected versions and fixes can change.
Affected products and versions
As listed in the CVE record.
| Status | Versions |
|---|---|
| Affected | before 7.133.21 |
| Affected | from 7.146.0 to before 7.146.8 |
Versions not listed are: unaffected.
Source: CVE List, as of . About the data.
About this vulnerability
An event-handling weakness in JFrog Artifactory could expose privileged authorization material to a lower-privileged user under specific conditions.
Summary: CVE record, as of .
- CISA has not added CVE-2026-42017 to its Known Exploited Vulnerabilities (KEV) catalog, as of 29 Oct 2026.
- The CVE record was published on 27 Jul 2026.
- The CVE record carries a CVSS v3.1 base score of 8.8 (High), given by its CNA.
- FIRST's EPSS model puts the probability of exploitation in the next 30 days at 0.5% (percentile 44.1), as of 29 Oct 2026. EPSS is a statistical estimate, not a report of exploitation.
- CISA's SSVC assessment in the CVE record: exploitation none, automatable no, technical impact total.
- The credits in the CVE record name OpenAI as finder.
Source: CISA KEV 2026.10.29, as of ; CVE List, as of ; FIRST EPSS, as of . About the data.
Description
Privilege escalation via JFrog Worker event token exposure
An event-handling weakness in JFrog Artifactory could expose privileged authorization material to a lower-privileged user under specific conditions.
Source: CVE List, as of . About the data.
Weakness
CWE-200
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor
CWE and CAPEC are maintained by MITRE; the entries are those named in the CVE record.
Timeline
| Date | Event |
|---|---|
| CVE record published |
Known exploited JFrog vulnerabilities
- CVE-2026-42016: JFrog Artifactory Incorrect Authorization Vulnerability
- CVE-2026-42018: JFrog Artifactory Improper Authentication Vulnerability
- CVE-2026-82329: JFrog Artifactory Improper Authentication Vulnerability
- CVE-2026-66384: JFrog Artifactory Improper Limitation of a Pathname to a Restricted Directory Vulnerability