CVE-2026-75044: JetBrains YouTrack · Missing Authorization
Affects JetBrains YouTrackSource CVE Database V5
Not known to be exploited · CVSS 8.1 High : upgrade to 2025.3.156085 soon.
Data as of 26 Oct 2026, 12:55 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 36% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
- CISA SSVC
- Exploitation
- No evidence of active exploitation and no public proof of concept
- Automatable
- Attackers cannot reliably automate steps 1–4 of the kill chain
- Technical impact
- Limited control over the software or limited information exposure
CISA SSVC assessment, 2026-08-17.
- Patch
- Available – fixed in 2025.3.156085
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 17 Aug 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: 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 26 Oct 2026.
What to do
Upgrade JetBrains YouTrack to 2025.3.156085.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| JetBrainsYouTrack | Affected
| Fixed in
|
AI-suggested
Upgrade JetBrains YouTrack to version 2025.3.156085 or later, where this authorization issue has been fixed. No other mitigation is indicated by the vendor advisory.
Description
CVE-2026-75044 is a high-severity vulnerability in JetBrains YouTrack before version 2025.3.156085. It involves missing authorization checks that allow an authenticated user to delete arbitrary entities via the mailbox endpoint. This flaw is classified as CWE-862 (Missing Authorization).