What is CVE-2026-45033?

CVE-2026-45033 is a high-severity vulnerability in Github Copilot-cli, classified under CWE-696. CVSS score: 7.8/10. Published 2026-05-13.

How severe is CVE-2026-45033?

High severity. CVSS v3 base score is 7.8 out of 10.

Vulnerability in Github Copilot-cli

CVE-2026-45033

GitHub Copilot CLI brings AI-powered coding assistance directly to your command line. Prior to 1.0.43, a security vulnerability has been identified in GitHub Copilot CLI where a malicious bare git repository nested inside a project direct…

EPSS: 0.000 (2.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Github Copilot-cli — versions < 1.0.43

Weakness classification (CWE)

CWE-696

References

security-advisories@github.com (x_refsource_CONFIRM, Exploit, Mitigation, Vendor Advisory)

Frequently asked questions

What is CVE-2026-45033?: CVE-2026-45033 is a high-severity vulnerability in Github Copilot-cli, classified under CWE-696. CVSS score: 7.8/10. Published 2026-05-13.
How severe is CVE-2026-45033?: High severity. CVSS v3 base score is 7.8 out of 10.