low
advisory
GitHub Copilot for JetBrains: Information disclosure vulnerability (CVE-2026-83953)
A command injection vulnerability in the GitHub Copilot extension for JetBrains IDEs (CVE-2026-83953) allows an authorized attacker to disclose information locally.
CVE search metadata
CVE search record: CVE-2026-83953. Severity: medium. CVSS: 5.5. KEV: no. Product: GitHub Copilot for JetBrains. Brief: GitHub Copilot for JetBrains: Information disclosure vulnerability (CVE-2026-83953). Brief link: https://feed.craftedsignal.io/briefs/2026-11-github-copilot-info-disclosure/
Triage facts
Revision 1- Applicability
- GitHub Copilot for JetBrains
- Evidence
- Unknown
- Severity
- Low
- Sources
- 1 public source
- Freshness
- Revision 1Nov 10, 22:47 UTC
- Vulnerabilities
- 1 CVE
- Source quality
- A2Roughly even chance
CVE-2026-83953 is an information disclosure vulnerability caused by improper neutralization of special elements used in a command within the GitHub Copilot extension for JetBrains. This vulnerability allows an authorized attacker to disclose information locally.