CVE-2026-45645
High
Published: 09 June 2026
Published
09 June 2026
Modified
09 June 2026
KEV Added
—
Patch
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CVSS Score v3.1
7.8
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS Score
0.0029
20.6th percentile
Risk Priority
16
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2026-45645 is a high-severity Untrusted Pointer Dereference (CWE-822) vulnerability. Its CVSS base score is 7.8 (High).
Operationally, ranked at the 20.6th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2026-35691
Vulnerability details
Heap-based buffer overflow in Microsoft Office allows an unauthorized attacker to execute code locally.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.