High severity8.4NVD Advisory· Published Jun 9, 2026· Updated Jun 9, 2026
CVE-2026-45461
CVE-2026-45461
Description
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
Affected products
1Patches
Vulnerability mechanics
References
1News mentions
7- Microsoft Patch Tuesday for June 2026 — Snort rules and prominent vulnerabilitiesCisco Talos Intelligence · Jun 9, 2026
- Patch Tuesday - June 2026Rapid7 Blog · Jun 9, 2026
- Microsoft June 2026 Patch Tuesday fixes 6 zero-days, 200 flawsBleepingComputer · Jun 9, 2026
- Microsoft June 2026 Patch Tuesday fixes 3 zero-day, 200 flawsBleepingComputer · Jun 9, 2026
- Microsoft Patch Tuesday June 2026 – 198 Vulnerabilities Fixed, Including 3 Zero-daysCyber Security News · Jun 9, 2026
- Microsoft Office: 14 Vulnerabilities Disclosed Together on June 9, 2026Vypr Intelligence · Jun 9, 2026
- June 2026 Patch Tuesday: Microsoft Patches 206 Vulnerabilities Including Three Publicly Disclosed Zero-DaysCrowdStrike Blog