In JetBrains Datalore before 2026.4 workspace collaborators could obtain the owner's SSH private key via Git backup
Source GCVE Database
Not known to be exploited · CVSS 8.8 High : upgrade to 2026.4 soon.
Data as of 6 Nov 2026, 19:17 UTC
Thin evidence
One scorer or none| CNA (JetBrains) | CVSS 3.1 | 8.8 |
|---|
- Patch
- Available – fixed in 2026.4
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitation 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 6 Nov 2026.
What to do
Upgrade Datalore to 2026.4.
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| JetBrainsDatalore | Affected
| Fixed in
|
AI-suggested
A fix is available in JetBrains Datalore version 2026.4. Users should upgrade to this version or later to remediate the vulnerability. No additional mitigation steps are indicated in the provided data.
Description
A vulnerability in JetBrains Datalore before version 2026.4 allows workspace collaborators to obtain the owner's SSH private key through Git backup. This issue could lead to full confidentiality, integrity, and availability compromise of affected systems.