Multiple vulnerabilities in GitLab Community Edition (CE) and Enterprise Edition (EE)

1) Cross-site scripting

EUVDB-ID: #VU103989

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:A/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-0376

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data in merge-request page. A remote user can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 13.3.0 - 17.8.1

GitLab Enterprise Edition: 13.3.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab:13.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:13.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:13.3.2:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:13.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:13.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:13.3.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/512603
http://hackerone.com/reports/2930243

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Allocation of Resources Without Limits or Throttling

EUVDB-ID: #VU103990

Risk: Medium

CVSSv4.0: 4.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-12379

CWE-ID: CWE-770 - Allocation of Resources Without Limits or Throttling

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to unbounded symbol creation within the scopes parameter in a Personal Access Token. A remote user can cause a denial of service condition on the target system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 14.1.0 - 17.8.1

GitLab Enterprise Edition: 14.1.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab:14.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:14.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:14.1.2:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:14.1.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:14.1.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:14.1.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/508559
http://hackerone.com/reports/2871791

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

3) Input validation error

EUVDB-ID: #VU103992

Risk: Medium

CVSSv4.0: 4.1 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:A/VC:H/VI:H/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-3303

CWE-ID: CWE-20 - Improper input validation

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the prompt injection issue. A remote user can exfiltrate contents of a private issue.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GitLab Enterprise Edition: 16.0.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab-ee:16.0.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:16.0.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:16.0.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/454460
http://hackerone.com/reports/2418620

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

4) Files or Directories Accessible to External Parties

EUVDB-ID: #VU103996

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-1042

CWE-ID: CWE-552 - Files or Directories Accessible to External Parties

Exploit availability: No

Description

The vulnerability allows a remote user to compromise the target system.

The vulnerability exists due to the insecure direct object reference issue. A remote administrator can view contents of a repository even if that access is not authorized.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GitLab Enterprise Edition: 15.7.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab-ee:15.7.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:15.7.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:15.7.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/50849943
http://hackerone.com/reports/2886976

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

5) Exposure of Sensitive System Information to an Unauthorized Control Sphere

EUVDB-ID: #VU103999

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-1212

CWE-ID: CWE-497 - Exposure of Sensitive System Information to an Unauthorized Control Sphere

Exploit availability: No

Description

The vulnerability allows a remote attacker to gain access to potentially sensitive information.

The vulnerability exists due to route confusion in workhorse. A remote user can send a specially crafted request to a backend server and reveal sensitive information.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GitLab Enterprise Edition: 8.3.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab-ee:8.3.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:8.3.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:8.3.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/502196

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

6) Server-Side Request Forgery (SSRF)

EUVDB-ID: #VU104000

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:N/SC:L/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2024-9870

CWE-ID: CWE-918 - Server-Side Request Forgery (SSRF)

Exploit availability: No

Description

The disclosed vulnerability allows a remote attacker to perform SSRF attacks.

The vulnerability exists due to insufficient validation of user-supplied input within workspaces. A remote user can send a specially crafted HTTP request and trick the application to initiate requests to arbitrary systems.

Successful exploitation of this vulnerability may allow a remote attacker gain access to sensitive data, located in the local network or send malicious requests to other servers from the vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

GitLab Enterprise Edition: 15.11.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab-ee:15.11.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:15.11.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:15.11.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/498911
http://hackerone.com/reports/2734142

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

7) Incorrect authorization

EUVDB-ID: #VU104001

Risk: Medium

CVSSv4.0: 1.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2025-0516

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

Description

The vulnerability allows a remote attacker to bypass authorization checks.

The vulnerability exists due to improper authorization. A remote user can perform unauthorized actions on critical project data.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: before 17.6.5

GitLab Enterprise Edition: before 17.6.5

CPE2.3

• cpe:2.3:a:gitlab:gitlab:*:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:*:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/513540
http://hackerone.com/reports/2914644

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

8) Insufficient Session Expiration

EUVDB-ID: #VU104002

Risk: Low

CVSSv4.0: 0.6 [CVSS:4.0/AV:N/AC:L/AT:P/PR:L/UI:N/VC:L/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2025-1198

CWE-ID: CWE-613 - Insufficient Session Expiration

Exploit availability: No

Description

The vulnerability allows a remote attacker to compromise the target system.

The vulnerability exists due to the ActionCable does not invalidate tokens after revocation. A remote user can gain access to streaming results with revoked Personal Access Tokens.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Gitlab Community Edition: 16.11.0 - 17.8.1

GitLab Enterprise Edition: 16.11.0 - 17.8.1

CPE2.3

• cpe:2.3:a:gitlab:gitlab:16.11.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:16.11.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab:16.11.2:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:16.11.0:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:16.11.1:*:*:*:*:*:*:*
• cpe:2.3:a:gitlab:gitlab-ee:16.11.2:*:*:*:*:*:*:*

External links

http://gitlab.com/gitlab-org/gitlab/-/issues/511477

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.