Vulnerability report

Exploitation attempts observed in the wild Confirmed confidence In CISA KEV

CVE-2026-42016

artifactory Privilege Escalation

Jfrog / artifactory · affected before 7.133.11

Watch CVE-2026-42016 Browse KEV feed
Severity
CVSS 8.1 · High
Confidence
Confirmed
Exploit status
Exploitation attempts observed in the wild
EPSS
8.6%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2026-42016 is a vulnerability affecting Jfrog artifactory. JFrog Artifactory (Self Hosted) versions before 7.133.11 are vulnerable to a privilege escalation attack due to a validation check of the token...

Have exploitation attempts been observed?

Yes. Exploitation attempts have been reported for this vulnerability. Previdian lists it as a known exploited vulnerability. Listed in CISA KEV. Also reported by third-party sources. Confidence is confirmed.

Who is affected?

Jfrog / artifactory affected before 7.133.11.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

artifactory Privilege Escalation

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.

jfrog Affected
artifactory
Before 7.133.11
View vendor advisory (opens in new tab)
Published
27 Jul 2026
Exploitation Attempts Reported
10 Sep 2026
Attack vector
Remote
Complexity
Low
Privileges
Low
User interaction
None

Tags

cisa

CVE References

Exploitation evidence

Evidence of exploitation attempts

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploitation attempts observed in the wild

Wiz

Recorded 10 Sep 2026

A trusted third party reported exploitation attempts.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

Learn about Pro API access
Source Added
Wiz First 2026-09-10 19:04 UTC
CISA 2026-09-11 18:30 UTC
CVE 2026-09-11 19:10 UTC
The Hacker News 2026-09-12 15:54 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Scanner coverage

No scanner integrations recorded yet.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

No detection artifacts or sensor request patterns are available for this CVE yet.

Check back as sensor telemetry and scanner integrations are updated.

Risk and context

Severity, weaknesses, and research context

CVSS v3.1

8.1 High

Potential damage if exploited. Separate from whether attackers are using it.

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N

EPSS

8.6%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Incorrect Authorization CWE-863

Recent mention · Wiz

Exploring the new AWS Sign Up experience

This post will explore what this new concept does, how it works with the new Account Access capability, and why a strong security posture still requires upgrading out of the sandbox.

Read full advisory

All Mentions

Recent mention · Wiz

Exploring the new AWS Sign Up experience

Wiz · 17 Sep 2026

This post will explore what this new concept does, how it works with the new Account Access capability, and why a strong security posture still requires upgrading out of the sandbox.

Recent mention · Wiz

Building an AI Detection Engine That Understands Agent Intent

Wiz · 17 Sep 2026

Analyzing model input and output logs in an AI-native detection pipeline to understand and uncover malicious AI agent behavior

Recent mention · Wiz

一緒に投資する: Wiz Defend と Google Security Operations

Wiz · 15 Sep 2026

Wiz Defend と Google Security Operations の統合をさらに深め、チームが調査を行う場所を問わず、より迅速な作業を支援します。

Recent mention · The Hacker News

CISA Adds 5 Actively Exploited Artifactory, ScreenConnect, and RouterOS Flaws to KEV

The Hacker News · 12 Sep 2026

The U.S. Cybersecurity and Infrastructure Security Agency (CISA) has added five security flaws impacting JFrog Artifactory, ConnectWise ScreenConnect, and MikroTik RouterOS to its Known Exploited Vulnerabilities (KEV) catalog, following reports of active exploitation in the wild. Details of the vulnerabilities are as follows - CVE-2026-42016 (CVSS score: 8.1) - An incorrect authorization

Recent mention · TheRegister

More JFrog Artifactory bugs under attack, and all 3 have patches

TheRegister · 11 Sep 2026

If you're waiting for a sign to upgrade to a fixed version: this is it

Recent mention · Wiz

Artifactory Under Attack: In-the-Wild Exploitation of CVE-2026-42016, CVE-2026-42018 & CVE-2026-82329

Wiz · 10 Sep 2026

Wiz Research has identified active, in-the-wild exploitation of three critical and high-severity vulnerabilities impacting JFrog Artifactory (CVE-2026-42016, CVE-2026-42018 & CVE-2026-82329). Attackers are chaining these vulnerabilities to bypass authentication and gain administrative control.

Timeline

From disclosure to observed exploitation attempts

  1. 15:54 UTC

    KEV confirmed by The Hacker News

    Exploitation attempts reported by an external source

  2. 19:10 UTC

    KEV confirmed by CVE

    Exploitation attempts reported by an external source

  3. 18:30 UTC

    Added to CISA KEV

    Listed in the CISA Known Exploited Vulnerabilities catalog

  4. 19:04 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party report of exploitation attempts

  5. 19:20 UTC

    CVE published

    Vulnerability disclosed publicly

  6. 13:41 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

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  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2026-42016

Sample API response 
{
  "cve_id": "CVE-2026-42016",
  "confidence": "Confirmed",
  "cvss_score": 8.1,
  "cvss_estimated": false,
  "epss_score": 0.08643,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}