CVE-2026-50519

highpriority · track · 30OT risk · elevatedEPSS 0.009 · 60 %ileEUUS

grimoire priorityP2 · Scheduled

Exploitable?

—

no known exploitation

Likely / severe?

0.92% (60th) EPSS

CVSS 7.5 · high

Is it mine?

4 products

Check your exposure

Who says so?

4 sources

cnnvd · enisa_euvd · msrc_csaf · nvd

EPSS · scored 2026-10-28

Initialization of a resource with an insecure default in GitHub Copilot and Visual Studio Code allows an unauthorized attacker to disclose information over a network.

remediations

Vendor fix, mitigation, or workaround guidance, as published by each source.

A vendor fix is available.

FixedGitHub Copilot Chatmsrc_csaf
1.123.2:Security Update:https://code.visualstudio.com/updates/
https://code.visualstudio.com/updates/

cvss

Technical severity, 0–10. One row per scoring source.

7.5

010

base score 0–10 · higher = more severe · hover a vector to decode⚠ sources disagree · medium–high · 6.5–7.5

v3.17.5highCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:Nprimary · NVD / NIST USexploitability 3.9 · impact 3.6

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:Csecondary · ENISA EU

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:Nsecondary · secure@microsoft.com USexploitability 2.8 · impact 3.6

v3.16.9mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N/E:Usecondary · CVSS-BT (t0sche)

v3.16.5mediumCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N/E:U/RL:O/RC:Csecondary · Microsoft Security Response Center US

ssvc

A stakeholder decision — act, attend, or track — from exploitation and impact.

Trackcoordinatorcisa_ssvcUS

weaknesses

The CWE weakness classes this flaw belongs to.

CWE-1188USprimaryCWE-1188US

affected products (4)

Products and version ranges known to be affected.

Microsoft GitHub Copilot Chat1.0.0 → 1.123.2enisa_euvdEU
Microsoft GitHub Copilot Chatall versionsfixedmsrc_csafUS
Microsoft GitHub Copilot Chat< 1.123.2msrc_csafUS
microsoft github copilot chatall versionsnvdUScpe:2.3:a:microsoft:github_copilot_chat:*:*:*:*:*:*:*:*

advisories (1)

Vendor and ecosystem advisories describing this.

msrc_CVE-2026-50519Microsoft Visual Studio Code CoPilot Chat Security Feature Bypass Vulnerability2026-06-09csaf · msrc_csafUS
To determine the support lifecycle for your software, see the Microsoft Support Lifecycle: https://support.microsoft.com/lifecycle

also known as (3)

Other names and identifiers for this entity.

sources

Which sources assert this record, and when.

cnnvd enisa_euvd msrc_csaf nvd NVD CVE.org MITRE

published 2026-06-19modified 2026-10-25

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+394 more

references (3)

External citations — patches, advisories, analysis.

scry

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