Vulnerabilità · 186 giorni fa

Two Actively Exploited Vulnerabilities Added to KEV Catalog

CISA added two vulnerabilities to its Known Exploited Vulnerabilities (KEV) Catalog: CVE-2025-66376 (Synacor Zimbra Collaboration Suite cross-site scripting) and CVE-2026-20963 (Microsoft SharePoint deserialization of untrusted data). Both entries are based on evidence of active exploitation. BOD 22-01 remediation deadlines apply to Federal Civilian Executive Branch agencies.

CVE-2025-66376

NVD KEV

Sfruttamento noto · CISA KEV

CVSS 7.2 HIGH: zimbra Collaboration (ZCS) 10 before 10.0.18 and 10.1 before 10.1.13 allows Classic UI stored XSS via Cascading Style… EPSS 20% (97º percentile).

Data di correzione federale CISA 1 apr

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Part of the PlainSec briefing for 2026-03-28

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