8.8
HIGH CVSS 3.1
CVE-2025-68645
Zimbra Webmail Classic UI LFI Vulnerability
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.

INFO

Published Date :

Dec. 22, 2025, 6:16 p.m.

Last Modified :

Jan. 2, 2026, 6:16 p.m.

Remotely Exploit :

Yes !
Affected Products

The following products are affected by CVE-2025-68645 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Zimbra collaboration
CVSS Scores
The Common Vulnerability Scoring System is a standardized framework for assessing the severity of vulnerabilities in software and systems. We collect and displays CVSS scores from various sources for each CVE.
Score Version Severity Vector Exploitability Score Impact Score Source
CVSS 3.1 HIGH 134c704f-9b21-4f2e-91b3-4a467353bcc0
Solution
Apply vendor patches for Zimbra Collaboration to fix Local File Inclusion vulnerability.
  • Update Zimbra Collaboration to the latest available version.
  • Apply vendor-provided security patches immediately.
  • Review and sanitize all user inputs.
  • Restrict access to sensitive files.
Public PoC/Exploit Available at Github

CVE-2025-68645 has a 4 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2025-68645.

URL Resource
https://wiki.zimbra.com/wiki/Security_Center Release Notes Vendor Advisory
https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy Product
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2025-68645 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2025-68645 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

CVE-2025-68645 - A Local File Inclusion (LFI) vulnerability in the Webmail Classic UI of Zimbra Collaboration

Updated: 2 weeks, 3 days ago
0 stars 0 fork 0 watcher
Born at : Jan. 1, 2026, 10:29 a.m. This repo has been linked 1 different CVEs too.

Academic proof-of-concept demonstrating CVE-2025-68645 for authorized security research.

zimbra cve-2025-68645 cve-2025-68645-poc cve-2025-68645-zimbra

Python

Updated: 3 weeks, 1 day ago
0 stars 0 fork 0 watcher
Born at : Dec. 30, 2025, 11:09 p.m. This repo has been linked 2 different CVEs too.

CVE-2025-68645

Updated: 3 weeks, 6 days ago
0 stars 0 fork 0 watcher
Born at : Dec. 25, 2025, 2:14 p.m. This repo has been linked 1 different CVEs too.

爬取secwiki和xuanwu.github.io/sec.today,分析安全信息站点、安全趋势、提取安全工作者账号(twitter,weixin,github等)

Python HTML

Updated: 1 week, 5 days ago
1409 stars 236 fork 236 watcher
Born at : Feb. 19, 2019, 10:24 a.m. This repo has been linked 11 different CVEs too.

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2025-68645 vulnerability anywhere in the article.

  • Daily CyberSecurity
Zimbra Under Siege: High-Severity LFI Vulnerability Exposes Internal Files to Unauthenticated Attackers

Administrators of the popular Zimbra Collaboration Suite (ZCS) are being urged to patch immediately after the discovery of two distinct security vulnerabilities. The most severe of the pair allows una ... Read more

Published Date: Dec 25, 2025 (4 weeks ago)

The following table lists the changes that have been made to the CVE-2025-68645 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • Initial Analysis by [email protected]

    Jan. 02, 2026

    Action Type Old Value New Value
    Added CPE Configuration OR *cpe:2.3:a:zimbra:collaboration:*:*:*:*:*:*:*:* versions from (including) 10.0.0 up to (excluding) 10.0.18 *cpe:2.3:a:zimbra:collaboration:*:*:*:*:*:*:*:* versions from (including) 10.1.0 up to (excluding) 10.1.13
    Added Reference Type MITRE: https://wiki.zimbra.com/wiki/Security_Center Types: Release Notes, Vendor Advisory
    Added Reference Type MITRE: https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy Types: Product
  • CVE Modified by 134c704f-9b21-4f2e-91b3-4a467353bcc0

    Dec. 22, 2025

    Action Type Old Value New Value
    Added CVSS V3.1 AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
    Added CWE CWE-98
  • New CVE Received by [email protected]

    Dec. 22, 2025

    Action Type Old Value New Value
    Added 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.
    Added Reference https://wiki.zimbra.com/wiki/Security_Center
    Added Reference https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Vulnerability Scoring Details
Base CVSS Score: 8.8
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality Impact
Integrity Impact
Availability Impact