NewsPublished 15 Sep 2026

Microsoft confirms KB5002914 Excel update breaks copy and paste

Source Bleeping Computer

Description

Microsoft has confirmed that copy and paste may silently fail for some Excel users after installing the September 2026 KB5002914 security update. [...]

Impact

The impact is limited to disruption of normal copy and paste operations within Excel, potentially affecting user productivity. There is no indication of security compromise, data breach, or exploitation.

Defensive guidance

Users experiencing the issue should monitor Microsoft communications for updates or fixes. Since this is a functional issue rather than a security vulnerability, no urgent security actions are required.

References

bleepingcomputer.com/news/microsoft/microsoft-september-kb5002914-security-update-breaks-excel-copy-and-paste/ (opens in a new tab)

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Description

AI analysisMachine-generated, updated 15 Sep 2026, 08:46 UTC

References

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