CVE-2026-123325: JetBrains YouTrack · Untrusted Functionality Inclusion
Affects JetBrains YouTrackSource CVE Database V5
Not known to be exploited · CVSS 7.1 High : upgrade to 2025.3.170763 soon.
Data as of 6 Nov 2026, 10:49 UTC
Thin evidence
One scorer or none| CNA (JetBrains) | CVSS 3.1 | 7.1 |
|---|
- Patch
- Available – fixed in 2025.3.170763
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:H/A:NExploitation evidence
Disclosed: evidence found.
CVE published 6 Nov 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 5 Nov 2026.
What to do
Upgrade JetBrains YouTrack to 2025.3.170763.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| JetBrainsYouTrack | Affected
| Fixed in
|
AI-suggested
A fix is available in JetBrains YouTrack version 2025.3.170763. Users should upgrade to this version or later to remediate the vulnerability. No additional mitigation steps are indicated by the vendor advisory.
Description
CVE-2026-123325 is a high-severity vulnerability in JetBrains YouTrack that allows inclusion of untrusted remote code via the plugin sandbox page. This affects versions before 2025.3.170763 and certain 2026 releases. The flaw is classified under CWE-829, indicating inclusion of functionality from an untrusted control sphere.