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High 7.8Published Oct 15, 2026
CVE-2026-111091In JetBrains Junie CLI before 26.8.3 code execution was possible via an untrusted project's MCP server configuration
Updated under an hour ago ()
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It affects JetBrains Junie CLI. Add what you run to find out whether that includes you.
EPSS puts the chance of exploitation in the next 30 days at 0.14%, higher than 3% of scored CVEs.
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In JetBrains Junie CLI before 26.8.3 code execution was possible via an untrusted project's MCP server configuration
- CVSS
- 7.8 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- Weakness (CWE)
- CWE-829
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- 0.14% (percentile 3)
- Assigned by
- JetBrains
- NVD analysis
- Awaiting Analysis
- Record last updated
- Oct 15, 2026
- First seen by InfoSec Signals
- Oct 15, 2026
Affected products
JetBrains Junie CLI jetbrains:junie_cli (from the name) | before 26.8.3 | CNA record |
References
- https://www.jetbrains.com/privacy-security/issues-fixed/
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.