JetBrains TeamCity up to 2025.11.3 missing authentication

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in JetBrains TeamCity. This affects an unknown part. Performing a manipulation results in missing authentication. This vulnerability is reported as CVE-2026-44413. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical has been found in JetBrains TeamCity. This affects an unknown functionality. The manipulation with an unknown input leads to a missing authentication vulnerability. CWE is classifying the issue as CWE-306. The product does not perform any authentication for functionality that requires a provable user identity or consumes a significant amount of resources. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

In JetBrains TeamCity before 2026.1 2025.11.5 authenticated users could expose server API to unauthorised access

It is possible to read the advisory at jetbrains.com. This vulnerability is uniquely identified as CVE-2026-44413 since 05/06/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 314610 (JetBrains TeamCity <= 2025.11.4 Privilege Escalation (CVE-2026-44413)), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2026.1 2025.11.5 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (314610) and CERT Bund (WID-SEC-2026-1460). Be aware that VulDB is the high quality source for vulnerability data.

Affected

  • JetBrains TeamCity

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.2
CNA Vector (JetBrains): 🔒

CVSSv2info

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

Exploitinginfo

Class: Missing authentication
CWE: CWE-306 / CWE-287
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: 314610
Nessus Name: JetBrains TeamCity <= 2025.11.4 Privilege Escalation (CVE-2026-44413)

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: TeamCity 2026.1 2025.11.5

Timelineinfo

05/06/2026 CVE reserved
05/11/2026 +5 days Advisory disclosed
05/11/2026 +0 days VulDB entry created
05/14/2026 +3 days VulDB entry last update

Sourcesinfo

Advisory: jetbrains.com
Status: Confirmed

CVE: CVE-2026-44413 (🔒)
GCVE (CVE): GCVE-0-2026-44413
GCVE (VulDB): GCVE-100-362727
CERT Bund: WID-SEC-2026-1460 - JetBrains TeamCity On-Premises: Schwachstelle erm&ouml;glicht Privilegieneskalation

Entryinfo

Created: 05/11/2026 20:36
Updated: 05/14/2026 22:20
Changes: 05/11/2026 20:36 (29), 05/11/2026 20:37 (35), 05/13/2026 06:28 (7), 05/14/2026 22:20 (2)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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