JetBrains TeamCity up to 2025.10 OAuth Connections Tab cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability has been found in JetBrains TeamCity up to 2025.10 and classified as problematic. Affected is an unknown function of the component OAuth Connections Tab. Performing a manipulation results in cross site scripting. This vulnerability is known as CVE-2025-68166. Remote exploitation of the attack is possible. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in JetBrains TeamCity up to 2025.10. It has been classified as problematic. This affects an unknown part of the component OAuth Connections Tab. The manipulation with an unknown input leads to a cross site scripting vulnerability. CWE is classifying the issue as CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. This is going to have an impact on integrity. The summary by CVE is:

In JetBrains TeamCity before 2025.11 a DOM-based XSS was possible on the OAuth connections tab

The advisory is shared at jetbrains.com. This vulnerability is uniquely identified as CVE-2025-68166 since 12/16/2025. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. It demands that the victim is doing some kind of user interaction. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1059.007 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 279408 (JetBrains TeamCity < 2025.11.0 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2025.11 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (279408). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 6.1
NVD Vector: 🔒

CNA Base Score: 5.4
CNA Vector (JetBrains): 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Nessus ID: 279408
Nessus Name: JetBrains TeamCity < 2025.11.0 Multiple Vulnerabilities

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TeamCity 2025.11

Timelineinfo

12/16/2025 Advisory disclosed
12/16/2025 +0 days CVE reserved
12/16/2025 +0 days VulDB entry created
12/20/2025 +4 days VulDB entry last update

Sourcesinfo

Advisory: jetbrains.com
Status: Confirmed

CVE: CVE-2025-68166 (🔒)
GCVE (CVE): GCVE-0-2025-68166
GCVE (VulDB): GCVE-100-336885

Entryinfo

Created: 12/16/2025 18:03
Updated: 12/20/2025 07:20
Changes: 12/16/2025 18:03 (65), 12/20/2025 02:17 (2), 12/20/2025 07:20 (11)
Complete: 🔍
Cache ID: 216::103

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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