CVE-2026-45485
Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
CSIRTS triage
- What
- Out-of-bounds read in Microsoft Office allows an unauthorized attacker to disclose information locally.
- Who is affected
- Deployments of Microsoft Office.
- Urgency
- Remediation is less urgent due to the low severity but still necessary to protect sensitive information.
- Action
- Apply the latest security patch for Microsoft Office.
AI-assisted analysis generated from the source advisory — verify against the original.
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Exploitation outlook
- Low exploitation risk0.44% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 35% of all EPSS-scored CVEs.
Advisory coverage (1)
- lowCVE-2026-45485: Microsoft Office Information Disclosure Vulnerabilitymsrc · 2026-06-09
External references
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[](https://www.csirts.com/cve/CVE-2026-45485)