Vulnerability · Published Aug 17, 2026 · Assigned by JetBrains
CVE-2026-75048
High 8.2
In plain English
A high-severity cross-site scripting in YouTrack from JetBrains. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 25% of all known vulnerabilities).
Severity (CVSS 3.1)8.2High
Exploit odds (30 days)0.3%top 75.1% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
In JetBrains YouTrack before 2026.2.18068 stored XSS via the fenced code-block language label was possible
Affected products (as reported)
Weakness: CWE-79 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:L/A:N