CVE-2026-33368

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-2026-33370

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-2026-33371

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...

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-2026-33372

Zimbra Collaboration (ZCS) versions 10.0 and 10.1 are affected by a Cross-Site Request Forgery (CSRF) vulnerability in Zimbra Webmail . The root cause is the improper validation of CSRF tokens , as the application incorrectly accepts tokens supplied within the request body instead of requiring th...

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-2026-26613

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-2026-33369

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...

CVE-2026-33370

Zimbra Collaboration (ZCS) versions 10.0 and 10.1 are vulnerable to a stored cross-site scripting (XSS) vulnerability in the Briefcase feature. The root cause is the insufficient sanitization of specific uploaded file types. An attacker can exploit this by sharing a Briefcase file containing mali...

@ckeditor/ckeditor-cloud-services-collaboration (>=23.0.0, <=29.0.0), @ckeditor/ckeditor5-real-time-collaboration (>=29.1.0, <=33.0.0) +2 more potentially affected by CVE-2026-33151 via socket.io-parser (3.4.1)

socket.io-parser NPM version 3.4.1 is affected by a known vulnerability. The following packages have a transitive dependency on socket.io-parser and may be impacted: - @ckeditor/ckeditor-cloud-services-collaboration =23.0.0, =29.1.0, =29.0.0, =1.5.3, =2.1.0 Source cves: CVE-2026-33151 Source...

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...

Investing in the people shaping open source and securing the future together

Open source has always been about community. It's about maintainers who review pull requests late at night. Volunteers who respond to security reports from strangers. And communities that quietly power the world's software. The reality behind the commits is that maintainers get stretched thin. Th...

@ckeditor/ckeditor-cloud-services-collaboration (>=23.0.0, <=29.0.0), @ckeditor/ckeditor5-real-time-collaboration (>=29.1.0, <=33.0.0) +2 more potentially affected by CVE-2026-33151 via socket.io-parser (3.4.1)

socket.io-parser NPM version 3.4.1 is affected by a known vulnerability. The following packages have a transitive dependency on socket.io-parser and may be impacted: - @ckeditor/ckeditor-cloud-services-collaboration =23.0.0, =29.1.0, =29.0.0, =1.5.3, =2.1.0 Source cves: CVE-2026-33151 Source...

Security Bulletin: SPSS Collaboration and Deployment Services is affected by vulnerabilities in js-yaml, minimatch, and react-router

Summary SPSS Collaboration and Deployment Services is affected by vulnerabilities in js-yaml CVE-2025-64718, minimatch CVE-2026-26996, CVE-2026-27903, CVE-2026-27904, react-router CVE-2025-59057, CVE-2025-68470, CVE-2026-21884, CVE-2026-22029, CVE-2026-22030. This has been addressed in the...

VulnCheck KEV: CVE-2025-66376

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...

CVE-2026-2493

IceWarp collaboration Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of IceWarp. Authentication is not required to exploit this vulnerability. The specific flaw exists within handling...

Microsoft SharePoint Server Spoofing Vulnerability (CNVD-2026-16164)

Microsoft SharePoint Server is an enterprise business collaboration platform from Microsoft. The platform is used to consolidate business information and enable sharing of work, collaborating with others, organizing projects and workgroups, and searching for people and information. A spoofing...

CVE-2026-2493: Improper Limitation of a Pathname to a Restricted Directory

IceWarp collaboration Directory Traversal Information Disclosure Vulnerability. This vulnerability allows remote attackers to disclose sensitive information on affected installations of IceWarp. Authentication is not required to exploit this vulnerability. The specific flaw exists within handling...