CVE-2026-55899

creationtimestamp| type| source ---|---|--- 2026-07-14 19:00:56+00:00| seen| https://advisories.ncsc.nl/advisory?id=NCSC-2026-0237 2026-07-14 22:02:58+00:00| seen| https://www.thezdi.com/blog/2026/7/14/the-july-2026-security-update-review 2026-07-15 01:00:50+00:00| seen|...

CVE-2026-55899

Microsoft Excel is affected by a stack-based buffer overflow (CVE-2026-55899) that can allow a local attacker to execute code with high impact. The CVSS indicates local access with user interaction required and high confidentiality/integrity/availability impact. Root cause: overflow in Excel’s ha...

CVE-2026-55899 Microsoft Excel Remote Code Execution Vulnerability

...