What is CVE-2025-55319?

CVE-2025-55319 is a high-severity vulnerability in Microsoft Visual Studio Code, classified under Command Injection. CVSS score: 8.8/10. Published 2025-09-12.

How severe is CVE-2025-55319?

High severity. CVSS v3 base score is 8.8 out of 10.

Is CVE-2025-55319 known to be exploited?

3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

RCE in Microsoft Visual Studio Code

CVE-2025-55319

Ai command injection in Agentic AI and Visual Studio Code allows an unauthorized attacker to execute code over a network.

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.001 (33.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C.

Affected products

Microsoft Visual Studio Code — versions 1.0.0

Weakness classification (CWE)

CWE-77 — Command Injection

Public proof-of-concept exploits

References

Agentic AI and Visual Studio Code Remote Code Execution Vulnerability (vendor-advisory, patch)

Frequently asked questions

What is CVE-2025-55319?: CVE-2025-55319 is a high-severity vulnerability in Microsoft Visual Studio Code, classified under Command Injection. CVSS score: 8.8/10. Published 2025-09-12.
How severe is CVE-2025-55319?: High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2025-55319 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.