CVE-2024-3959Network attack vector

Authenticated disclosure of private job artifacts

Published Jun 26, 2024 · Updated Aug 29, 2024

Improper authorization in GitLab CE/EE allows remote authenticated users to access private job artifacts through crafted requests. GitLab has not published the affected endpoint or the authorization check that mishandles artifact requests. Any signed-in user can cross project privacy boundaries and read artifact contents, while integrity and availability remain unaffected.

CVSS severity6.5
Medium
EPSS probability0.50%
Next 30 days · Sep 16, 2026
Known exploitationUnconfirmed
Based on sourced intelligence
Hinoki checkNot available
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Summary

What happened

Improper authorization in GitLab CE/EE allows remote authenticated users to access private job artifacts through crafted requests. GitLab has not published the affected endpoint or the authorization check that mishandles artifact requests. Any signed-in user can cross project privacy boundaries and read artifact contents, while integrity and availability remain unaffected.

The record

CVE
CVE-2024-3959
Published
Jun 26, 2024
Updated
Aug 29, 2024
Vendor
GitLab
Product
GitLab
Classifications
CWE-285, T1213
Attack vector
network
Privileges
authenticated

Timeline

How it unfolded

  1. Jun 26, 2024CVE publishedPublication date reported by the CVE source.
  2. Aug 29, 2024Record updatedLatest update available in the CVE record.

Exploitability

Present is not the same as exploitable

Compare your product and version with the public record. A matching version still requires validation against your environment.

Is a vulnerable build present?

Compare these published version ranges with your installed build and any vendor patches.

  1. Affected versionversion=16.7 <16.11.5
  2. Affected versionversion=17.0 <17.0.3
  3. Affected versionversion=17.1 <17.1.1

What conditions does exploitation require?

Attack vectornetwork
Required privilegesauthenticated

What is affected?

GitLab · GitLabversion=16.7 <16.11.5; version=17.0 <17.0.3; version=17.1 <17.1.1

Published CVSS scores

6.5GitLab Inc.CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

CVSS describes severity. EPSS estimates exploitation probability.

Attacks

What attackers are doing with it

Daily unique IPs observed by Shadowserver honeypots for known exploited vulnerabilities (KEVs). Missing observations do not establish an absence of attacks.

Daily unique IPsNo honeypot observations are available for this CVE in the selected window.

No observations available

Sep 10, 2026Sep 16, 2026
Latest reporting daySep 16, 2026
Latest daily unique IPsUnavailable
Prior 30-day averageUnavailable
SourceShadowserver honeypots (KEV)
Vectornetwork
Privilegesauthenticated
Known exploitationUnconfirmed
Public exploitUnconfirmed

Weakness, pattern, technique

CWE-285Improper Authorization
T1213Data from Information Repositories

Public exploit references

No public exploit references are available in this record.

Labels summarize the accepted research assessment. They do not indicate a test against your environment.

Technologies

Your stack

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Your stack

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