CVE-2026-86491 :: Enginsight Vulnerability Database

Provider	Type	Base Score	Atk. Vector	Atk. Complexity	Priv. Required	Vector
JetBrains	CNA	3.5 LOW	NETWORK	LOW	HIGH	CVSS:3.1/AV:N/AC:L/PR:H/UI:R/S:U/C:L/I:L/A:N

Base Score

CVSS 3.x

EPSS Score

Percentile: 3.84%

Early Detection

Affected products identified ahead of NVD analysis through intelligence sources.

Vendor	Product	Version	Source
jetbrains	youtrack	𝑥 < 2026.2.18634	CNA

Common Weakness Enumeration

CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
The software 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.

Vulnerability Media Exposure

[GERMAN] JetBrains You Track: Mehrere Schwachstellen
Ein Angreifer kann mehrere Schwachstellen in JetBrains You Track ausnutzen, um Benutzerkonten zu übernehmen, Berechtigungen zu erweitern, auf geschützte Informationen und Ressourcen zuzugreifen, Daten offenzulegen oder unbefugt zu verändern, Tokens bzw. Zugangsdaten zu entwenden, Webhooks zu fälschen und gespeicherten Cross-Site-Scripting-Code (XSS) auszuführen.
Published: 2026-09-07T22:00:00+00:00

References

https://www.jetbrains.com/privacy-security/issues-fixed/