Vulnerability · Published Aug 11, 2026 · Assigned by microsoft
CVE-2026-65675CoPilot Chat Security Feature Bypass Vulnerability
High 7.1
In plain English
A high-severity missing authorization in Microsoft Visual Studio Code CoPilot Chat Extension from Microsoft. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.6% (higher than 51% of all known vulnerabilities).
Severity (CVSS 3.1)7.1High
Exploit odds (30 days)0.6%top 49.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
No cwe for this issue in Visual Studio Code CoPilot Chat Extension allows an unauthorized attacker to bypass a security feature over a network.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Microsoft | Microsoft Visual Studio Code CoPilot Chat Extension | 0.27.0 – before 1.132.1 |
Weakness: CWE-862, CWE-284 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:H/A:L/E:U/RL:O/RC:C
References
- CoPilot Chat Security Feature Bypass Vulnerability vendor-advisory, patch