How severe is CVE-2026-42016?

CVE-2026-42016 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.

Is CVE-2026-42016 being actively exploited?

Yes. CVE-2026-42016 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-09-11, which means active exploitation has been confirmed. It should be prioritised for remediation.

What products are affected by CVE-2026-42016?

CVE-2026-42016 affects Jfrog Artifactory. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2026-42016?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.

When was CVE-2026-42016 published?

CVE-2026-42016 was published on 2026-07-27 and last updated on 2026-09-12.

CVE-2026-42016

CVE-2026-42016 is a high-severity vulnerability in Jfrog Artifactory with a CVSS 3.x base score of 8.1. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2026-09-11). The underlying weakness is classified as CWE-863.

Key facts

Severity: High (CVSS 3.x base score 8.1)
EPSS exploit prediction: 9% (95th percentile)
Actively exploited: Yes — listed in CISA KEV (added 2026-09-11)
Weakness: CWE-863
Affected product: Jfrog Artifactory
Published: 2026-07-27
Last modified: 2026-09-12

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.

Frequently asked questions

What is CVE-2026-42016?: 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.
How severe is CVE-2026-42016?: CVE-2026-42016 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability none.
Is CVE-2026-42016 being actively exploited?: Yes. CVE-2026-42016 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2026-09-11, which means active exploitation has been confirmed. It should be prioritised for remediation.
What products are affected by CVE-2026-42016?: CVE-2026-42016 affects Jfrog Artifactory. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2026-42016?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
When was CVE-2026-42016 published?: CVE-2026-42016 was published on 2026-07-27 and last updated on 2026-09-12.

References

Affected products (1)

cpe:2.3:a:jfrog:artifactory:*:*:*:*:*:-:*:*

More vulnerabilities in Jfrog Artifactory

CVE-2026-82329 — Critical (CVSS 9.8): JFrog Artifactory contains an authentication weakness that, under default configuration, may allow an unauthenticated…
CVE-2019-17444 — Critical (CVSS 9.8): Jfrog Artifactory uses default passwords (such as "password") for administrative accounts and does not require users to…
CVE-2018-19971 — Critical (CVSS 9.8): JFrog Artifactory Pro 6.5.9 has Incorrect Access Control.
CVE-2019-9733 — Critical (CVSS 9.8): An issue was discovered in JFrog Artifactory 6.7.3. By default, the access-admin account is used to reset the password…
CVE-2016-10036 — Critical (CVSS 9.8): Unrestricted file upload vulnerability in ui/artifact/upload in JFrog Artifactory before 4.16 allows remote attackers…
CVE-2016-6501 — Critical (CVSS 9.8): JFrog Artifactory before 4.11 allows remote attackers to execute arbitrary code via an LDAP attribute with a crafted…

All CVEs affecting Jfrog Artifactory →

Other CWE-863 (Incorrect Authorization) vulnerabilities

CVE-2026-75745 — Critical (CVSS 10.0): Adobe Experience Manager Forms JEE is affected by an Incorrect Authorization vulnerability that could result in…
CVE-2026-75723 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…
CVE-2026-69555 — Critical (CVSS 10.0): Incorrect authorization in Azure Arc allows an unauthorized attacker to elevate privileges over a network.
CVE-2026-71398 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…
CVE-2026-27302 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…
CVE-2026-48449 — Critical (CVSS 10.0): Adobe Campaign Classic (ACC) is affected by an Incorrect Authorization vulnerability that could result in arbitrary…

Browse all CWE-863 (Incorrect Authorization) vulnerabilities →