Track daily vulnerability activity, KEV additions, public exploits, critical disclosures, and EPSS risk shifts.
Daily summary
Synacor Zimbra Collaboration Suite (ZCS) added to CISA KEV — confirmed in-the-wild exploitation.
6 new critical disclosures — review patch status on exposed services.
Top threats today
Three highest-priority changes — analyst brief, not a CVE dump.
Critical active threat
CVE-2023-37580Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting (XSS)
Actively exploited (CISA KEV)
Listed on CISA KEV
Synacor Zimbra Collaboration Suite (ZCS) XSS is on CISA KEV — confirmed in-the-wild exploitation. Expect continued targeting while the issue remains on the catalog.