4.3
MEDIUM
CVSS 3.1
CVE-2026-57921
JetBrains YouTrack: Improper Access Control in Comment Templates
Overview
Description
In JetBrains YouTrack before 2026.2.16593 improper access control allowed reading users' private data via the comment templates endpoint
Details
INFO
Published Date :
June 26, 2026, 12:38 p.m.
Last Modified :
June 26, 2026, 12:38 p.m.
Remotely Exploit :
Yes !
Source :
JetBrains
Scoring
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework
for assessing the severity of vulnerabilities in software and systems.
We collect and displays CVSS scores from various sources for each CVE.
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 3.1 | MEDIUM | 547ada31-17d8-4964-bc5f-1b8238ba8014 | ||||
| CVSS 3.1 | MEDIUM | MITRE-CVE |
Solution
Update JetBrains YouTrack to version 2026.2.16593 to fix improper access control.
- Update JetBrains YouTrack to version 2026.2.16593.
- Verify that access controls are correctly configured.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-57921 vulnerability anywhere in the article.
EPSS is a daily estimate of the probability of exploitation activity
being observed over the next 30 days. Following chart shows the EPSS
score history of the vulnerability.