CVE-2026-65675: No cwe for this issue in Visual Studio Code CoPilot Chat Extension allows an unauthorized attacker to bypass a

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HIGH 7.1WATCHLISTMITIGATE

CVE-2026-65675 is a high-severity flaw (CVSS 7.1) affecting github copilot chat. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

No cwe for this issue in Visual Studio Code CoPilot Chat Extension allows an unauthorized attacker to bypass a security feature over a network.

Why this priority

High severity
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	0.6% (top 50%)
CISA exploited list	No
Weakness	CWE-862, CWE-284
Published	2026-08-11
Last modified	2026-10-23

Publisher (CNA): Microsoft Corporation · Vendor: microsoft

Am I affected?

Timeline

2026-08-11 17:18 UTCPublished CVE record published
2026-10-23 19:10 UTCUpdated Record last modified

microsoft github copilot chat MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy github-copilot-chat || rpm -q github-copilot-chat || github-copilot-chat --version

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

Exact fixes by distribution

A distro patch exists: prefer upgrading over downgrading.

Fedora 46 · clementine · FIXED · 1.4.2-1.fc46 · FEDORA-2026-3e748ef4d3 · source

sudo dnf upgrade --advisory=FEDORA-2026-3e748ef4d3

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

References

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