CVE-2025-64671
CVE-2025-64671 is a high-severity vulnerability in Microsoft Github Copilot with a CVSS 3.x base score of 8.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-77.
Key facts
- Severity: High (CVSS 3.x base score 8.4)
- EPSS exploit prediction: 0% (25th percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-202206
- Weakness: CWE-77
- Affected product: Microsoft Github Copilot
- Published:
- Last modified:
Description
Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to execute code locally.
Frequently asked questions
- What is CVE-2025-64671?
- Improper neutralization of special elements used in a command ('command injection') in Copilot allows an unauthorized attacker to execute code locally.
- How severe is CVE-2025-64671?
- CVE-2025-64671 has a CVSS 3.x base score of 8.4, rated high severity. It is exploitable over local access with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2025-64671 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (25th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2025-64671?
- CVE-2025-64671 affects Microsoft Github Copilot. See the affected-products list for the exact vulnerable versions.
- How do I fix CVE-2025-64671?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
- Does CVE-2025-64671 have an EU (EUVD) identifier?
- Yes. CVE-2025-64671 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-202206.
- When was CVE-2025-64671 published?
- CVE-2025-64671 was published on 2025-12-09 and last updated on 2026-06-17.
References
Affected products (1)
- cpe:2.3:a:microsoft:github_copilot:*:*:*:*:*:jetbrains:*:*
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