CVE-2026-21261

CVE-2026-21261 describes an out-of-bounds read in Microsoft Excel that could allow a local attacker to disclose information. The issue affects Excel, with the root cause described as an out-of-bounds read in handling certain data, resulting in information disclosure (no impact on integrity or ava...

CVE-2026-21261

creationtimestamp| type| source ---|---|--- 2026-02-10 17:30:28+00:00| seen| https://www.thezdi.com/blog/2026/2/10/the-february-2026-security-update-review 2026-02-10 18:11:42+00:00| seen| https://advisories.ncsc.nl/advisory?id=NCSC-2026-0058 2026-02-11 13:50:25+00:00| seen|...