CVE-2022-24682
Synacor Zimbra Collaborate Suite (ZCS) Cross-Site Scripting Vulnerability
IN CISA KEV
Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting (XSS) vulnerability in the Calendar feature that allows an attacker to execute arbitrary code.
- Vendor
- Synacor
- Product
- Zimbra Collaborate Suite (ZCS)
- CVSS
- No score recorded (no NVD record loaded for this entry)
- Published
- Not recorded
- NVD modified
- Not recorded
CISA KEV
- Date added
- 2022-02-25
- Due date
- 2022-03-11
- Ransomware use
- Known
- Required action
- Apply updates per vendor instructions.
EPSS
30.9% chance of exploitation in the next 30 days (percentile 98th)
FIRST EPSS, updated 17 Oct 2026. About EPSS
CVSS is severity, EPSS is likelihood, KEV means already exploited. EPSS is a statistical probability, not a certainty: a low score does not make a bug safe, and a high one does not prove it is being exploited.
Data last updated 18 Oct 2026. Sources: NVD API 2.0, CISA KEV catalog, FIRST EPSS. Links: NVD, CISA KEV. Metadata only. ThreatWire does not host exploit code.