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CVE-2022-27926

CISA KEV

Published April 3, 2023 · Updated April 3, 2026

high
Official Description+

Synacor Zimbra Collaboration Suite (ZCS) contains a cross-site scripting vulnerability by allowing an endpoint URL to accept parameters without sanitizing.

Affected Products

VendorProduct
SynacorZimbra Collaboration Suite (ZCS)

Patch Status

Patch by 2023-04-24

Recommended Actions

  1. Check if your systems use any of the affected products listed above.
  2. Apply vendor patches immediately if available.
  3. This vulnerability is in CISA's Known Exploited Vulnerabilities catalog — prioritize remediation.
  4. Monitor vendor advisories for updates and additional mitigations.
  5. Review logs for indicators of compromise related to CVE-2022-27926.