CVE-2026-55046

creationtimestamp| type| source ---|---|--- 2026-07-14 19:00:57+00:00| seen| https://advisories.ncsc.nl/advisory?id=NCSC-2026-0237 2026-07-14 22:02:57+00:00| seen| https://www.thezdi.com/blog/2026/7/14/the-july-2026-security-update-review 2026-07-15 01:00:51+00:00| seen|...

CVE-2026-55046

CVE-2026-55046 is an out-of-bounds read vulnerability in Microsoft Office Excel that allows an unauthorized attacker to disclose information locally. The CVE is documented in multiple feeds (NVD, MSRC, CIRCL sightings) with a CVSS v3.1 base score of 5.5 (Medium) and a local attack vector with use...