2.6
LOW
CVSS 3.1
CVE-2026-57926
JetBrains YouTrack Prototype Pollution
Overview
Description
In JetBrains YouTrack before 2026.2.16593 the websandbox bridge was vulnerable to a prototype pollution attack
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 | LOW | 547ada31-17d8-4964-bc5f-1b8238ba8014 | ||||
| CVSS 3.1 | LOW | MITRE-CVE |
Solution
Update JetBrains YouTrack to the latest version to fix the prototype pollution vulnerability.
- Update JetBrains YouTrack to version 2026.2.16593 or later.
- Apply vendor security patches as they become available.
- Review and harden sandbox configurations.
- Monitor systems for suspicious activity.
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-2026-57926 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.