CVE-2025-68645

HIGH CISA KEV EPSS 98.1%
Published Dec 22, 20256mo ago · Modified Jun 17, 20261w ago
8.8 CVSS 3.1
High
Find Similar
Published Dec 22, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago
KEV Listed Jan 22, 2026 5mo ago
KEV Due Feb 12, 2026 138d overdue

Description

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.

CVSS Details

Base Score
8.8
Exploitability
2.8
Impact
5.9
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction Required
Scope Unchanged
Confidentiality High
Integrity High
Availability High

Threat Intelligence

CISA Known Exploited Overdue 138d
Added
Jan 22, 2026
Due
Feb 12, 2026

Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.

EPSS Exploit Probability
98.1% percentile
Exploit & Patch Status
Actively Exploited (KEV)
No Patch Available

Weaknesses 1

CWE-98

Affected Products 2

VendorProductVersionRange
synacorzimbra_collaboration_suite*≥10.0.0  –  <10.0.18
synacorzimbra_collaboration_suite*≥10.1.0  –  <10.1.13

References 3

  • wiki.zimbra.com https://wiki.zimbra.com/wiki/Security_Center
    Release NotesVendor Advisory
  • wiki.zimbra.com https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
    Product
  • cisa.gov https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025-68645
    US Government Resource

Remediation

No remediation data recorded yet

Check vendor advisories and the NVD entry for patch availability.