CYBERHAWK / CVE / CVE-2026-44820
CVE-2026-44820
HIGH
CVSS 7.8
other
The flaw
Integer underflow (wrap or wraparound) in Microsoft Office Excel allows an unauthorized attacker to execute code locally.
What to do
Review advisory and patch per vendor guidance.
References
In the news
- Microsoft June 2026 Patch Tuesday fixes 6 zero-days, 200 flawsBleepingComputer · 2026-06-09
- Patchday: Microsoft Office Updates (9. Juni 2026)Borns IT- und Windows-BlogBornCity · 2026-06-11
- Microsoft and Adobe Patch Tuesday, June 2026 Security Update ReviewQualys · 2026-06-11