Zimbra Collaboration - Cross-Site Scripting (XSS)

An issue was discovered in Zimbra Collaboration ZCS 9.0 and 10.0. A Cross-Site Scripting XSS vulnerability exists in the CalendarInvite feature of the Zimbra webmail classic user interface, because of improper input validation in the handling of the calendar header. An attacker can exploit this v...

Zimbra Collaboration Suite - Cross-site Scripting

Cross-site scripting XSS vulnerability in the ZmMailMsgView.getAttachmentLinkHtml function in Zimbra Collaboration Suite ZCS before 8.7 Patch 1 and 8.8.x before 8.8.7 might allow remote attackers to inject arbitrary web script or HTML via a Content-Location header in an email attachment. id:...

Zimbra - Cross-Site Scripting via ICS Files

Detects Zimbra Collaboration Suite versions vulnerable to CVE-2025-27915, a stored XSS vulnerability in the Classic Web Client due to insufficient sanitization of HTML content in ICS files. When a user views an email with a malicious ICS entry, embedded JavaScript executes via an ontoggle event...

Zimbra Collaboration Suite (ZCS) v.8.8.15 - Cross-Site Scripting

Cross Site Scripting vulnerability in Zimbra ZCS v.8.8.15 allows a remote authenticated attacker to execute arbitrary code via a crafted script to the /h/autoSaveDraft function. id: CVE-2023-34192 info: name: Zimbra Collaboration Suite ZCS v.8.8.15 - Cross-Site Scripting author: ritikchaddha...

Synacor Zimbra Collaboration Suite Collaboration <8.8.11 - Cross-Site Scripting

Synacor Zimbra Collaboration Suite Collaboration before 8.8.11 is vulnerable to cross-site scripting via the AJAX and html web clients. id: CVE-2018-14013 info: name: Synacor Zimbra Collaboration Suite Collaboration 8.8.11 - Cross-Site Scripting author: pikpikcu severity: medium description:...

Zimbra Collaboration - Unrestricted File Upload

An issue was discovered in Zimbra Collaboration ZCS 8.8.15 and 9.0. An attacker can upload arbitrary files through amavis via a cpio loophole extraction to /opt/zimbra/jetty/webapps/zimbra/public that can lead to incorrect access to any other user accounts. Zimbra recommends pax over cpio. Also,...

Zimbra Collaboration Suite - Memcached Command Injection

Zimbra Collaboration Suite versions 8.8.15 and 9.0 contain a memcached command injection vulnerability that allows an unauthenticated attacker to inject arbitrary memcache commands into a targeted instance, leading to cache poisoning and potential credential theft. id: CVE-2022-27924 info: name:...

Zimbra Collaboration Suite 8.8.15/9.0 - Remote Code Execution

Zimbra Collaboration Suite ZCS 8.8.15 and 9.0 has mboximport functionality that receives a ZIP archive and extracts files from it. By bypassing authentication i.e., not having an authtoken, an attacker can upload arbitrary files to the system, leading to directory traversal and remote code...

Zimbra Collaboration Suite < 8.8.15 Patch 7 - Server-Side Request Forgery

Zimbra Collaboration Suite ZCS before 8.8.15 Patch 7 is susceptible to server-side request forgery when WebEx zimlet is installed and zimlet JSP is enabled. id: CVE-2020-7796 info: name: Zimbra Collaboration Suite 8.8.15 Patch 7 - Server-Side Request Forgery author: gy741 severity: critical...

Zimbra Collaboration Server 7.2.2/8.0.2 Local File Inclusion

A directory traversal vulnerability in /res/I18nMsg,AjxMsg,ZMsg,ZmMsg,AjxKeys,ZmKeys,ZdMsg,Ajx%20TemplateMsg.js.zgz in Zimbra 7.2.2 and 8.0.2 allows remote attackers to read arbitrary files via a .. dot dot in the skin parameter. This can be leveraged to execute arbitrary code by obtaining LDAP...

Zimbra Collaboration Suite < 8.8.15 - Improper Encoding

An issue was discovered in the Calendar feature in Zimbra Collaboration Suite 8.8.x before 8.8.15 patch 30 update 1, as exploited in the wild starting in December 2021. An attacker could place HTML containing executable JavaScript inside element attributes. This markup becomes unescaped, causing...

Zimbra Collaboration Suite (ZCS) v.8.8.15 - Cross-Site Scripting

Zimbra Collaboration ZCS 8 before 8.8.15 Patch 41 allows XSS in the Zimbra Classic Web Client. id: CVE-2023-37580 info: name: Zimbra Collaboration Suite ZCS v.8.8.15 - Cross-Site Scripting author: ritikchaddha severity: medium description: | Zimbra Collaboration ZCS 8 before 8.8.15 Patch 41 allow...

Synacor Zimbra Collaboration <8.7.11p10 - XML External Entity Injection

Synacor Zimbra Collaboration Suite 8.7.x before 8.7.11p10 has an XML external entity injection XXE vulnerability via the mailboxd component. id: CVE-2019-9670 info: name: Synacor Zimbra Collaboration 8.7.11p10 - XML External Entity Injection author: ree4pwn severity: critical description: Synacor...

Zimbra Collaboration (ZCS) - Cross Site Scripting

A reflected cross-site scripting XSS vulnerability in the /public/launchNewWindow.jsp component of Zimbra Collaboration aka ZCS 9.0 allows unauthenticated attackers to execute arbitrary web script or HTML via request parameters. id: CVE-2022-27926 info: name: Zimbra Collaboration ZCS - Cross Site...

Zimbra Collaboration Suite - SSRF

Zimbra Collaboration Suite before 8.6 patch 13, 8.7.x before 8.7.11 patch 10, and 8.8.x before 8.8.10 patch 7 or 8.8.x before 8.8.11 patch 3 allows SSRF via the ProxyServlet component. id: CVE-2019-9621 info: name: Zimbra Collaboration Suite - SSRF author: riteshs4hu severity: high description: |...

Exploit for PHP Remote File Inclusion in Synacor Zimbra_Collaboration_Suite

CVE-2025-68645 - Zimbra Path Traversal Vulnerability !Secur...

Zimbra Collaboration Server 8.8.15 < 8.8.15 Patch 47, 9.x < 9.0.0 Patch 43, 10.0.x < 10.0.12, 10.1.x < 10.1.4 XSS

According to its self-reported version number, Zimbra Collaboration Server is affected by a cross-site scripting vulnerability: - A Cross-Site Scripting XSS vulnerability exists in the Zimbra Classic UI due to improper sanitization of crafted HTML content. An attacker can exploit this to execute...

CISA Adds 8 Exploited Flaws to KEV, Sets April-May 2026 Federal Deadlines

The U.S. Cybersecurity and Infrastructure Security Agency CISA on Monday added eight new vulnerabilities to its Known Exploited Vulnerabilities KEV catalog, including three flaws impacting Cisco Catalyst SD-WAN Manager, citing evidence of active exploitation. The list of vulnerabilities is as...

CISA Adds Eight Known Exploited Vulnerabilities to Catalog

CISA has added eight new vulnerabilities to its Known Exploited Vulnerabilities KEV Catalog, based on evidence of active exploitation. CVE-2023-27351link is external PaperCut NG/MF Improper Authentication Vulnerability CVE-2024-27199link is external JetBrains TeamCity Relative Path Traversal...

VulnCheck KEV: CVE-2025-48700

An issue was discovered in Zimbra Collaboration ZCS 8.8.15 and 9.0 and 10.0 and 10.1. A Cross-Site Scripting XSS vulnerability in the Zimbra Classic UI allows attackers to execute arbitrary JavaScript within the user's session, potentially leading to unauthorized access to sensitive information...