The vulnerability of the Microsoft Office software package arises from the use of unreliable input data during security decision-making, allowing attackers to circumvent existing security restrictions.
🗓️ 11 Feb 2026 00:00:00Reported by FSTEC of Russia — Information Security Threat DatabaseType 
bdu_fstec🔗 bdu.fstec.ru👁 11 Views
| Reporter | Title | Published | Views | Family All 28 |
|---|---|---|---|---|
 | CVE-2026-21514 | 10 Feb 202617:51 | – | attackerkb |
 | March "In the Trend of VM" (#25): once again, vulnerabilities are only in Microsoft products | 22 Mar 202609:00 | – | avleonov |
| February Microsoft Patch Tuesday | 11 Feb 202611:08 | – | avleonov |
| About Remote Code Execution – Microsoft Word (CVE-2026-21514) vulnerability | 2 Mar 202622:04 | – | avleonov |
 | CVE-2026-21514 | 10 Feb 202617:30 | – | circl |
 | Microsoft Office Word Reliance on Untrusted Inputs in a Security Decision Vulnerability | 10 Feb 202600:00 | – | cisa_kev |
 | CISA Adds Six Known Exploited Vulnerabilities to Catalog | 10 Feb 202612:00 | – | cisa |
 | Microsoft Word 安全漏洞 | 10 Feb 202600:00 | – | cnnvd |
 | CVE-2026-21514 | 10 Feb 202617:51 | – | cve |
 | CVE-2026-21514 Microsoft Word Security Feature Bypass Vulnerability | 10 Feb 202617:51 | – | cvelist |
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11 Feb 2026 00:00Current
6.1Medium risk
Vulners AI Score6.1
CVSS 27.2
CVSS 37.8
EPSS0.01517