CVE-2026-21514
Act now ● On CISA KEV — actively exploited
Actively exploited — on the CISA KEV list.
CVSS base
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EPSS — probability of exploitation (30 days)
1.5%
73.8th percentile
CISA KEV
Listed
Added 2026-02-10 · patch by 2026-03-03
Weakness / dates
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Published — · modified —
Timeline
- 2026-02-10 — Added to CISA KEV (actively exploited)
- 2026-03-03 — CISA patch-by deadline
Description
Microsoft Office Word contains a reliance on untrusted inputs in a security decision vulnerability that could allow an authorized attacker to elevate privileges locally.