Frequency
2
occurrences
First Seen
November 11, 2025
Last Seen
February 3, 2026
Exploited in Wild
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Ransomware Use
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Public Exploits
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Attack Vector
—
Vulnerability Overview
Exploitation Activity
Exploitation Intelligence
CERT-UA has reported a new wave of cyberattacks targeting Ukrainian government agencies and EU organizations, exploiting the Microsoft Office vulnerability CVE-2026-21509. Attackers are using malicious emails disguised as communications from the Ukrainian Hydrometeorological Center to gain access to...
In December 2025, Adobe released five bulletins addressing 139 unique vulnerabilities as part of its security updates. This follows the November updates, where Adobe addressed 29 unique CVEs across several products. Microsoft also provided updates during this final patch Tuesday of the year.
Public Exploits
Checking GitHub for proof-of-concept code…