CVE-2026-33370

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. A stored cross-site scripting XSS vulnerability exists in the Zimbra Briefcase feature due to insufficient sanitization of specific uploaded file types. When a user opens a publicly shared Briefcase file containing malicious...

CVE-2026-33369

Zimbra Collaboration ZCS 10.0 and 10.1 contains an LDAP injection vulnerability in the Mailbox SOAP service within a FolderAction operation. The application fails to properly sanitize user-supplied input before incorporating it into an LDAP search filter. An authenticated attacker can exploit thi...

CVE-2026-33371

CVE-2026-33371 affects Zimbra Collaboration (ZCS) 10.0 and 10.1. The issue is an XML External Entity (XXE) vulnerability in the Zimbra Exchange Web Services (EWS) SOAP interface caused by improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by a ...

Zimbra Collaboration Suite（ZCS） 安全漏洞

Zimbra Collaboration Suite ZCS is an open-source collaboration suite developed by Zimbra Corporation. This product includes features such as WebMail, calendars, and contact management. Both the Zimbra Collaboration Suite 10.0 and 10.1 versions contained security vulnerabilities. These...

CVE-2026-33368

CVE-2026-33368 affects Zimbra Collaboration Suite (ZCS) 10.0 and 10.1. An authenticated-agnostic, reflected XSS vulnerability exists in the Classic Webmail REST interface (/h/rest) due to improper input sanitization. When a victim clicks a crafted URL, the attacker-supplied JavaScript can execute...

PT-2026-26612

Zimbra Collaboration Suite ZCS 10.0 and 10.1 contains a reflected cross-site scripting XSS vulnerability in the Classic Webmail REST interface /h/rest. The application fails to properly sanitize user-supplied input, allowing an unauthenticated attacker to inject malicious JavaScript into a crafte...

CVE-2026-33369

Zimbra Collaboration ZCS 10.0 and 10.1 contains an LDAP injection vulnerability in the Mailbox SOAP service within a FolderAction operation. The application fails to properly sanitize user-supplied input before incorporating it into an LDAP search filter. An authenticated attacker can exploit thi...

Zimbra Collaboration 安全漏洞

Zimbra Collaboration is an open-source enterprise-level email and collaboration platform developed by Zimbra Corporation. It supports email, calendar, document management, and team collaboration features. Versions 10.0 and 10.1 of Zimbra Collaboration contain security vulnerabilities. These...

PT-2026-26615

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. An XML External Entity XXE vulnerability exists in the Zimbra Exchange Web Services EWS SOAP interface due to improper handling of XML input. An authenticated attacker can submit crafted XML data that is processed by an XML parser...

PT-2026-26613

Zimbra Collaboration ZCS 10.0 and 10.1 contains an LDAP injection vulnerability in the Mailbox SOAP service within a FolderAction operation. The application fails to properly sanitize user-supplied input before incorporating it into an LDAP search filter. An authenticated attacker can exploit thi...

CVE-2026-33372

An issue was discovered in Zimbra Collaboration ZCS 10.0 and 10.1. A cross-site request forgery CSRF vulnerability exists in Zimbra Webmail due to improper validation of CSRF tokens. The application accepts CSRF tokens supplied within the request body instead of requiring them through the expecte...

CVE-2026-33369

Zimbra Collaboration ZCS 10.0 and 10.1 contains an LDAP injection vulnerability in the Mailbox SOAP service within a FolderAction operation. The application fails to properly sanitize user-supplied input before incorporating it into an LDAP search filter. An authenticated attacker can exploit thi...

CVE-2026-33369

Zimbra Collaboration (ZCS) versions 10.0 and 10.1 are affected by an LDAP injection in the Mailbox SOAP service (FolderAction). The issue arises from improper sanitization of user input in LDAP search filters, allowing an authenticated attacker to craft a SOAP request that manipulates the LDAP qu...

CISA Warns of Zimbra, SharePoint Flaw Exploits; Cisco Zero-Day Hit in Ransomware Attacks

The U.S. Cybersecurity and Infrastructure Security Agency CISA has urged government agencies to apply patches for two security flaws impacting Synacor Zimbra Collaboration Suite ZCS and Microsoft Office SharePoint, stating they have been actively exploited in the wild. The vulnerabilities in...

CISA Adds One Known Exploited Vulnerability to Catalog

CISA has added one new vulnerability to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2025-66376link is external Synacor Zimbra Collaboration Suite ZCS Cross-Site Scripting Vulnerability This type of vulnerability is a frequent attack vector for...

Synacor Zimbra Collaboration Suite (ZCS) Cross-Site Scripting Vulnerability

Synacor Zimbra Collaboration Suite ZCS contains a cross-site scripting vulnerability in the Classic UI where attackers could abuse Cascading Style Sheets CSS @import directives in email HTML...

VulnCheck KEV: CVE-2025-66376

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...

Exploit for PHP Remote File Inclusion in Synacor Zimbra_Collaboration_Suite

ZimLFI-Hunter CVE-2025-68645 !Pythonhttps://img.shields...

CISA Flags Four Security Flaws Under Active Exploitation in Latest KEV Update

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Tuesday added four security flaws to its Known Exploited Vulnerabilities KEV catalog, citing evidence of active exploitation in the wild. The list of vulnerabilities is as follows - CVE-2026-2441 CVSS score: 8.8 - A use-after-free...

CISA Adds Four Known Exploited Vulnerabilities to Catalog

CISA has added four new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2008-0015link is external Microsoft Windows Video ActiveX Control Remote Code Execution Vulnerability CVE-2020-7796link is external Synacor Zimbra Collaboratio...