roughly-forty-percent-copilot-completions-security-relevant-scenarios-were CLM-0139
mechanismsingle paperReviewed by AI and Russ Miller

Roughly forty percent of Copilot completions in security-relevant scenarios were vulnerable.

Capability: Writing secure code and dependencies

Sources

Reviewed by AI and Russ MillerLast checked: 2026-09-03Evidence activityHow much the field cites the sources under this claimvery heavily cited in the last 12 months413 in 12mo · 952 total — Asleep at the Keyboard? Assessing the Security of GitHub Copilot's Code Contributions
Either way, bring evidence: a link, or what you saw.

Disagreeing is the most useful thing you can do here. Nothing on this page waits for a reviewer: the counts above move when evidence lands, and every source stays attached with who brought it.

Related claims