[CIVN-2026-0063] Multiple Vulnerabilities in Zimbra Daffodil

By Published On: February 3, 2026

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Multiple Vulnerabilities in Zimbra Daffodil 
Indian – Computer Emergency Response Team (https://www.cert-in.org.in)
Severity Rating: HIGH
Software Affected
Zimbra Daffodil versions prior to 10.0.18
Zimbra Daffodil versions prior to 10.1.13
Overview
Multiple vulnerabilities have been reported in Zimbra Daffodil. Successful exploitation of these vulnerabilities could allow a remote attacker to gain access to sensitive information and affected services.
Target Audience:
Organizations and individuals using the affected versions of Zimbra Daffodil.
Risk Assessment:
High risk of unauthorized access, information disclosure and compromise of Zimbra Daffodil services.
Impact Assessment:
Unauthorized access to sensitive information, privilege escalation, service disruption, and compromise of user accounts.
Description
These vulnerabilities exist in Zimbra Daffodil due to improper input validation, file inclusion and hardcoded credential related issues.
A remote attacker could exploit these vulnerabilities by sending specially crafted requests. Successful exploitation may allow the attacker to include arbitrary files, execute cross-site scripting and gain access to credentials on the targeted system.
Solution
Apply appropriate updates as mentioned as mentioned by the Vendor:
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.18#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.13#Security_Fixes
Vendor Information
Zimbra
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
References
Zimbra
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.18#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.13#Security_Fixes
CVE Name
CVE-2025-66376
CVE-2025-67809
CVE-2025-68645
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Thanks and Regards,
CERT-In
Incident Response Help Desk
e-mail: incident@cert-in.org.in
Phone: +91-11-22902657
Toll Free Number: 1800-11-4949
Toll Free Fax : 1800-11-6969
Web: http://www.cert-in.org.in
PGP Fingerprint: A768 083E 4475 5725 B81A A379 2156 C0C0 B620 D0B4
PGP Key information:
https://www.cert-in.org.in/s2cMainServlet?pageid=CONTACTUS
Postal address:
Indian Computer Emergency Response Team (CERT-In)
Ministry of Electronics and Information Technology
Government of India
Electronics Niketan
6, C.G.O. Complex
New Delhi-110 003
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