CVE-2026-93635 — Zimbra Collaboration Suite LDAP Filter Injection via Unescaped computeDn() Template Substitution

CVE-2026-93635

Zimbra Collaboration Suite LDAP Filter Injection via Unescaped computeDn() Template Substitution PUBLISHED

Description (CNA)

LDAP filter injection in Zimbra Collaboration Suite 10.1.0 through 10.1.21 allows unauthenticated attackers to alter external LDAP search filters. On domains using search-filter authentication and lazy provisioning, this creates a password oracle for external directory users. Authenticated S/MIME lookups can also return certificates and identity data for unintended directory entries.

Affected (CNA)

Vendor / product	Versions
Zimbra / Zimbra Collaboration Suite	affected 0 through 10.1.21

CWE

CWE-90

References

https://www.rapid7.com/blog/post/ve-breaking-zimbra-identity-boundaries-part-1

ADP enrichment

CISA-ADP

No English description supplied.

No references supplied.