JetBrains YouTrack up to 2026.1.13161 insertion of sensitive information into sent data

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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2.8$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in JetBrains YouTrack up to 2026.1.13161. Affected is an unknown function. The manipulation results in insertion of sensitive information into sent data. This vulnerability is cataloged as CVE-2026-49370. The attack may be launched remotely. There is no exploit available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as problematic has been found in JetBrains YouTrack up to 2026.1.13161. Affected is an unknown code block. The manipulation with an unknown input leads to a insertion of sensitive information into sent data vulnerability. CWE is classifying the issue as CWE-201. The code transmits data to another actor, but a portion of the data includes sensitive information that should not be accessible to that actor. This is going to have an impact on confidentiality. CVE summarizes:

In JetBrains YouTrack before 2026.1.13162 information disclosure was possible on fetchApp requests

The advisory is shared for download at jetbrains.com. This vulnerability is traded as CVE-2026-49370 since 05/29/2026. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are needed for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1592.

The vulnerability scanner Nessus provides a plugin with the ID 318784 (JetBrains YouTrack < 2026.1.13162 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment.

Upgrading to version 2026.1.13162 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (318784) and EUVD (EUVD-2026-33378). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 2.9
VulDB Meta Temp Score: 2.8

VulDB Base Score: 2.4
VulDB Temp Score: 2.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 3.4
CNA Vector (JetBrains): 🔒

CVSSv2info

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

Exploitinginfo

Class: Insertion of sensitive information into sent data
CWE: CWE-201 / CWE-200 / CWE-284
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: 318784
Nessus Name: JetBrains YouTrack < 2026.1.13162 Multiple Vulnerabilities

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: YouTrack 2026.1.13162

Timelineinfo

05/29/2026 Advisory disclosed
05/29/2026 +0 days CVE reserved
05/29/2026 +0 days VulDB entry created
06/05/2026 +7 days VulDB entry last update

Sourcesinfo

Advisory: jetbrains.com
Status: Confirmed

CVE: CVE-2026-49370 (🔒)
GCVE (CVE): GCVE-0-2026-49370
GCVE (VulDB): GCVE-100-367344
EUVD: 🔒

Entryinfo

Created: 05/29/2026 21:17
Updated: 06/05/2026 16:41
Changes: 05/29/2026 21:17 (64), 05/30/2026 12:56 (1), 06/05/2026 16:41 (2)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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