CVE-2026-123279
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by...
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by view-only collaborators
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Exploit likelihood
What each source reports
CVE List Score used
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by view-only collaborators
- Record
CVE-2026-123279- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-06
EUVDEUVD-2026-118044
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by view-only collaborators
- Record
EUVD-2026-118044- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H - Updated
- 2026-11-06
GitHub AdvisoriesGHSA-24jf-v7pp-2w23
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by...
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by view-only collaborators
- Record
GHSA-24jf-v7pp-2w23- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-06
NVD
In JetBrains Datalore before 2026.4 code execution was possible in a notebook's computation by view-only collaborators
- Record
CVE-2026-123279- CVSS 3.1
- 9.0 Critical
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H - Weakness
- CWE-863
- Updated
- 2026-11-07
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| published | EUVD | |
| published | EUVD, NVD | |
| aliases, references, title | GitHub Advisories | |
| cwes, severity | CVE List | |
| first indexed | EUVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-123279 is a critical vulnerability (CVSS 9.0) in Jetbrains Datalore, published November 6, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.31%, the 24th percentile. No source names a fixed version.