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CVE-2026-21514 is a high severity vulnerability with a CVSS score of 7.8. Exploits are available; patches have been released and should be applied urgently. This is classified as a zero-day vulnerability.
Lower probability of exploitation
EPSS predicts the probability of exploitation in the next 30 days based on real-world threat data, complementing CVSS severity scores with actual risk assessment.
Microsoft Office Word contains a reliance on untrusted inputs in a security decision vulnerability that could allow an authorized attacker to elevate privileges locally.
| Vendor | Product |
|---|---|
| Microsoft | Office Long Term Servicing Channel |
| Microsoft | 365 Apps |
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