CVE-2025-66376

KEV
Published: Gen 05, 2026 Last Modified: Mar 18, 2026
ExploitDB:
Other exploit source:
Google Dorks:
HIGH 7,2
Source: [email protected]
Attack Vector: network
Attack Complexity: low
Privileges Required: none
User Interaction: none
Scope: changed
Confidentiality: low
Integrity: low
Availability: none

Description

AI Translation Available

Zimbra Collaboration (ZCS) 10 before 10.0.18 and 10.1 before 10.1.13 allows Classic UI stored XSS via Cascading Style Sheets (CSS) @import directives in an HTML e-mail message.

EPSS (Exploit Prediction Scoring System)

Trend Analysis

EPSS (Exploit Prediction Scoring System)

Prevede la probabilità di sfruttamento basata su intelligence sulle minacce e sulle caratteristiche della vulnerabilità.

EPSS Score
0,0004
Percentile
0,1th
Updated

EPSS Score Trend (Last 72 Days)

79

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Stable
Abstraction: Base Structure: Simple
Common Consequences
Security Scopes Affected:
Access Control Confidentiality Integrity Availability
Potential Impacts:
Bypass Protection Mechanism Read Application Data Execute Unauthorized Code Or Commands
Applicable Platforms
Technologies: AI/ML, Web Based, Web Server
Likelihood of Exploit: High
View CWE Details
Application

Zimbra Collaboration Suite by Synacor

Product Information
Vendor Synacor
Product Zimbra Collaboration Suite
Version Range Affected
From 10.1.0 (inclusive)
To 10.1.13 (exclusive)
cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
Application

Zimbra Collaboration Suite by Synacor

Product Information
Vendor Synacor
Product Zimbra Collaboration Suite
Version Range Affected
From 10.0.0 (inclusive)
To 10.0.18 (exclusive)
cpe:2.3:a:synacor:zimbra_collaboration_suite:*:*:*:*:*:*:*:*
Common Platform Enumeration - Standardized vulnerability identification
https://www.cisa.gov/known-exploited-vulnerabilities-catalo…
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2025…
https://wiki.zimbra.com/wiki/Security_Center
https://wiki.zimbra.com/wiki/Security_Center
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.18#Securi…
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.0.18#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.13#Securi…
https://wiki.zimbra.com/wiki/Zimbra_Releases/10.1.13#Security_Fixes
https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_…
https://wiki.zimbra.com/wiki/Zimbra_Responsible_Disclosure_Policy
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories
https://wiki.zimbra.com/wiki/Zimbra_Security_Advisories