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Servers and applications

CVE-2026-10631

Zimbra Collaboration Suite EWS Extension Authorization Bypass via Crafted Composite Folder/Item Identifier

Severity
Medium 6.5
Published
8 Oct 2026
Last changed
8 Oct 2026
Added to UpHeron
3 Nov 2026
Fixed in
10.1.20
Sources
CVE Program

Affected software

SoftwareAffected versions
Zimbra CollaborationServers and applications · cna:zimbra|zimbra collaboration suite
  • Every version before 10.1.20

References

  • CVE.org https://www.cve.org/CVERecord?id=CVE-2026-10631