CVE-2025-68645
Synacor Zimbra Collaboration Suite (ZCS) PHP Remote File Inclusion Vulnerability
- Published
- Dec 22, 2025
- Updated
- Feb 26, 2026
- Assigning CNA
- mitre
- Evidence observed
- Jan 22, 2026
Primary CVSS
nvd · CVSS 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:HModerate · next 30 days
- Percentile
- 98.9%
- Model date
- Sep 21, 2026
EPSS is a statistical estimate, not a certainty or a measure of impact. Combine it with CVSS, KEV status, exposure and your environment.
CISA Known Exploited
This CVE appears in the CISA Known Exploited Vulnerabilities catalog.
Summary
A Local File Inclusion (LFI) vulnerability exists in the Webmail Classic UI of Zimbra Collaboration (ZCS) 10.0 and 10.1 because of improper handling of user-supplied request parameters in the RestFilter servlet. An unauthenticated remote attacker can craft requests to the /h/rest endpoint to influence internal request dispatching, allowing inclusion of arbitrary files from the WebRoot directory.
Sources
7CVE-2025-68645
Academic proof-of-concept demonstrating CVE-2025-68645 for authorized security research.
- CVE-2025-68645Scanner
Proof-of-Concept scanner for CVE-2025-68645, detecting Local File Inclusion (LFI) in Zimbra Collaboration Suite via the /h/printcalendar endpoint with stealth scanning and bypass techniques.
Responsible use
Use vulnerability information only on systems you own or are authorized to test. Kitploit links to public research metadata and does not store exploit code or malicious payloads.