HighVulnerability

CVE-2026-50510: GitHub Copilot improper file name restriction enables local code execution

Source: NVD(opens in a new tab)
Identifier: CVE-2026-50510
Published: July 14, 2026
Record updated: October 9, 2026

Known exploitation: Not listed in the CISA Known Exploited Vulnerabilities catalog at the last check.
EPSS: 0.4%

Summary

CVE-2026-50510 is an improper restriction of names for files and other resources in GitHub Copilot, classified as CWE-641. According to the source, an unauthorized attacker can execute code locally. NVD has not yet provided an assessment, and the source gives no CVSS score or affected version range.

Mitigation

The source does not state a fix yet. Check the original advisory for updates.

Details

Scores and exploitation

CVSS score: 7.8(high)
CVSS vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector: local
Attack complexity: low
Privileges required: none
User interaction: required
EPSS: 0.4%Estimated probability that this CVE is exploited in the next 30 days, from the FIRST Exploit Prediction Scoring System. Read on October 13, 2026.
Disclosure date: July 14, 2026

Weaknesses and techniques

Weakness (CWE): CWE-641

Affected

Vendors: Microsoft

Classification

Attack type: Other
Attack sophistication: Moderate
AI component targeted: API
Impact: Integrity,
Confidentiality
Labels: security

How this record was produced

Summaries, mitigations and labels on this page are generated automatically from the source. The linked source is authoritative. The source gives this advisory a description and no title, so the title above is a headline generated from the source text.

Original source: https://nvd.nist.gov/vuln/detail/CVE-2026-50510

First tracked: July 14, 2026 at 08:07 PM ET, from NVD/CVE Database

Classifier: claude-haiku-5-5, prompt v4

Classifier confidence: 80% (self-assessed)

Topics

Coding assistants

Summary

Mitigation

Topics

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