Vulnerabilities CISA Urges Immediate Patching of Exploited LiteSpeed cPanel Plugin Zero-Day Resolved last week, the vulnerability was exploited in the wild as a zero-day to execute scripts with root privileges. Ionut ArghireMay 27, 2026
Vulnerabilities Organizations Warned of Exploited Cisco, Kentico, Zimbra Vulnerabilities CISA expanded the KEV catalog with eight flaws, but five of them have been flagged as exploited before. Ionut ArghireApril 21, 2026
Vulnerabilities NIST Prioritizes NVD Enrichment for CVEs in CISA KEV, Critical Software To optimize management of CVE volume, entries that do not meet specific criteria will not be automatically enriched. Ionut ArghireApril 16, 2026
Vulnerabilities Microsoft Patches Exploited SharePoint Zero-Day and 160 Other Vulnerabilities Experts say this is the second-largest Microsoft Patch Tuesday ever based on CVE count. Eduard KovacsApril 14, 2026
Vulnerabilities Organizations Warned of Exploited Windows, Adobe Acrobat Vulnerabilities The security defects allow attackers to escalate privileges and execute arbitrary code remotely. Ionut ArghireApril 14, 2026
Malware & Threats Russian APT Exploits Zimbra Vulnerability Against Ukraine Insufficient sanitization of CSS content within HTML emails leads to inline script execution when the message is opened in a browser. Ionut ArghireMarch 19, 2026
Vulnerabilities CISA Warns of Attacks Exploiting Recent SharePoint Vulnerability The SharePoint remote code execution vulnerability CVE-2026-20963, which Microsoft patched in January, has been exploited in the wild. Eduard KovacsMarch 19, 2026
Vulnerabilities CISA Flags Year-Old Wing FTP Vulnerability as Exploited Tracked as CVE-2025-47813, the flaw leads to the disclosure of the full local installation path of the application. Ionut ArghireMarch 17, 2026
Vulnerabilities Recent Ivanti Endpoint Manager Flaw Exploited in Attacks CISA has added the high-severity authentication bypass vulnerability to its KEV list, along with SolarWinds and Workspace One bugs. Ionut ArghireMarch 10, 2026
Vulnerabilities CISA Adds iOS Flaws From Coruna Exploit Kit to KEV List The nation-state-grade iOS exploit kit targets 23 vulnerabilities affecting iOS 13 to 17.2.1. Ionut ArghireMarch 6, 2026
ICS/OT Rockwell Vulnerability Allowing Remote ICS Hacking Exploited in Attacks The vulnerability was disclosed and mitigated in 2021 but its in-the-wild exploitation has only now come to light. Eduard KovacsMarch 6, 2026
Nation-State Taiwan Security Firm Confirms Flaw Flagged by CISA Likely Exploited by Chinese APTs The vulnerability in TeamT5 ThreatSonar Anti-Ransomware was recently added to CISA’s KEV catalog. Eduard KovacsFebruary 24, 2026
Email Security Recent RoundCube Webmail Vulnerability Exploited in Attacks Patched in December 2025, the exploited flaw leads to XSS attacks via the animate tags in SVG documents. Ionut ArghireFebruary 23, 2026
Vulnerabilities CISA: Hackers Exploiting Vulnerability in Product of Taiwan Security Firm TeamT5 The vulnerability added to CISA’s KEV catalog affects ThreatSonar Anti-Ransomware and it was patched in 2024. Eduard KovacsFebruary 18, 2026
Vulnerabilities CISA Warns of Exploited SolarWinds, Notepad++, Microsoft Vulnerabilities Disclosed at the end of January, the SolarWinds vulnerability was likely exploited as a zero-day since December 2025. Ionut ArghireFebruary 13, 2026
Risk Management New Paper and Tool Help Security Teams Move Beyond Blind Reliance on CISA’s KEV Catalog The KEV list is useful but largely misunderstood. KEVology explains what it is, and how best to use it. Kevin TownsendFebruary 9, 2026
Vulnerabilities Critical SmarterMail Vulnerability Exploited in Ransomware Attacks The security defect allows unauthenticated attackers to execute arbitrary code remotely via malicious HTTP requests. Ionut ArghireFebruary 6, 2026
Government Concerns Raised Over CISA’s Silent Ransomware Updates in KEV Catalog CISA updated 59 KEV entries in 2025 to specify that the vulnerabilities have been exploited in ransomware attacks. Eduard KovacsFebruary 6, 2026
Vulnerabilities Organizations Warned of Exploited Zimbra Collaboration Vulnerability CISA has added the Zimbra flaw to the KEV catalog along with three other bugs exploited in the wild. Ionut ArghireJanuary 23, 2026
Vulnerabilities CISA Closes 10 Emergency Directives as Vulnerability Catalog Takes Over The Emergency Directives were retired because they achieved objectives or targeted vulnerabilities included in the KEV catalog. Ionut ArghireJanuary 9, 2026