Multiple vulnerabilities in JetBrains TeamCity

1) Path traversal

EUVDB-ID: #VU119873

Risk: Low

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:Clear]

CVE-ID: CVE-2025-67742

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote user to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences during file upload. A remote attacker can send a specially crafted HTTP request and read arbitrary files on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#f085b6629812cce2223cf9996823b947

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) Stored cross-site scripting

EUVDB-ID: #VU119872

Risk: Low

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

CVE-ID: CVE-2025-67741

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 user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via session atribute. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#1644be8f07afee15ba1bc630514bff98

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

3) Incorrect authorization

EUVDB-ID: #VU119871

Risk: Low

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:Clear]

CVE-ID: CVE-2025-67740

CWE-ID: CWE-863 - Incorrect Authorization

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to incorrect authorization checks. A remote user can obtain GitHub App token's metadata.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#c468db4eafee226ad5c2cb4d5c9a1223

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) Inclusion of Functionality from Untrusted Control Sphere

EUVDB-ID: #VU120617

Risk: Low

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

CVE-ID: CVE-2025-68162

CWE-ID: CWE-829 - Inclusion of Functionality from Untrusted Control Sphere

Exploit availability: No

Description

The vulnerability allows a remote user to perform spoofing attack.

The vulnerability exists due to the Maven embedder allows loading extensions via project configuration. A remote user can influence application integrity and perform spoofing attack.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#0e5e5267f8aa208d46795abd1a3e8664

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) Stored cross-site scripting

EUVDB-ID: #VU120613

Risk: Low

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

CVE-ID: CVE-2025-68163

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 user to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data. A remote user can inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#1425ac0d6efd08ba144ffd867c115f20

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) Observable discrepancy

EUVDB-ID: #VU120614

Risk: Low

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:Clear]

CVE-ID: CVE-2025-68164

CWE-ID: CWE-203 - Observable discrepancy

Exploit availability: No

Description

The vulnerability allows a remote user to gain access to sensitive information.

The vulnerability exists due to an error within the Perforce connection test implementation. A remote user can enumerate open ports.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#46188653d3e9a1c99e7cd57db0d55be7

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) DOM-based cross-site scripting

EUVDB-ID: #VU120616

Risk: Medium

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

CVE-ID: CVE-2025-68166

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 on the OAuth connections tab. A remote attacker 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 updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#192aa74a92483e9150fa91adffa98fc4

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

8) Cross-site scripting

EUVDB-ID: #VU120615

Risk: Low

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

CVE-ID: CVE-2025-68165

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 VCS Root setup. A remote attacker 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 updates from vendor's website.

Vulnerable software versions

TeamCity: 2025.03 - 2025.07.3

CPE2.3

External links

https://www.jetbrains.com/privacy-security/issues-fixed/#ed3eac04e7d9614284b6ab35ae5421dc

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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

Risk	Medium
Patch available	YES
Number of vulnerabilities	8
CVE-ID	CVE-2025-67742 CVE-2025-67741 CVE-2025-67740 CVE-2025-68162 CVE-2025-68163 CVE-2025-68164 CVE-2025-68166 CVE-2025-68165
CWE-ID	CWE-22 CWE-79 CWE-863 CWE-829 CWE-203
Exploitation vector	Network
Public exploit	N/A
Vulnerable software	TeamCity Web applications / CRM systems
Vendor	JetBrains s.r.o.