CVE-2024-45517: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS through 10.1. A Cross-Site Scripting XSS vulnerability in the /h/rest endpoint of the Zimbra webmail and admin panel interfaces allows attackers to execute arbitrary JavaScript in the victim's session. This issue is caused by improper sanitizati...

CVE-2024-45514: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS through v10.1. A Cross-Site Scripting XSS vulnerability exists in one of the endpoints of Zimbra Webmail due to insufficient sanitization of the packages parameter. Attackers can bypass the existing checks by using encoded characters, allowing t...

CVE-2024-45510: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS through 10.0. Zimbra Webmail Modern UI is vulnerable to a stored Cross-Site Scripting XSS attack due to improper sanitization of user input. This allows an attacker to inject malicious code into specific fields of an e-mail message. When the...

CVE-2024-45511: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS through 10.1. A reflected Cross-Site Scripting XSS issue exists through the Briefcase module due to improper sanitization of file content by the OnlyOffice formatter. This occurs when the victim opens a crafted URL pointing to a shared folder...

PT-2025-11078

Name of the Vulnerable Software and Affected Versions: Zimbra Collaboration ZCS versions 9.0 through 10.1 Description: A Reflected Cross-Site Scripting XSS issue exists, allowing authenticated attackers to inject and execute arbitrary JavaScript in a victim's session. The issue is related to the...

CVE-2024-45518: Server-Side Request Forgery (SSRF)

An issue was discovered in Zimbra Collaboration ZCS 10.1.x before 10.1.1, 10.0.x before 10.0.9, 9.0.0 before Patch 41, and 8.8.15 before Patch 46. It allows authenticated users to exploit Server-Side Request Forgery SSRF due to improper input sanitization and misconfigured domain whitelisting. Th...

CVE-2024-27443: Improper Neutralization of Input During Web Page Generation

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...

CVE-2024-33533: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS 9.0 and 10.0, issue 1 of 2. A reflected cross-site scripting XSS vulnerability has been identified in the Zimbra webmail admin interface. This vulnerability occurs due to inadequate input validation of the packages parameter, allowing an...

CVE-2024-27442: Improper Handling of Exceptional Conditions

An issue was discovered in Zimbra Collaboration ZCS 9.0 and 10.0. The zmmailboxdmgr binary, a component of ZCS, is intended to be executed by the zimbra user with root privileges for specific mailbox operations. However, an attacker can escalate privileges from the zimbra user to root, because of...

CVE-2024-33535: Improper Limitation of a Pathname to a Restricted Directory

An issue was discovered in Zimbra Collaboration ZCS 9.0 and 10.0. The vulnerability involves unauthenticated local file inclusion LFI in a web application, specifically impacting the handling of the packages parameter. Attackers can exploit this flaw to include arbitrary local files without...

CVE-2024-33536: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS 9.0 and 10.0. The vulnerability occurs due to inadequate input validation of the res parameter, allowing an authenticated attacker to inject and execute arbitrary JavaScript code within the context of another user's browser session. By uploading...

CVE-2023-45207: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS 8.8.15, 9.0, and 10.0. An attacker can send a PDF document through mail that contains malicious JavaScript. While previewing this file in webmail in the Chrome browser, the stored XSS payload is executed. This has been mitigated by sanitising th...

CVE-2023-26562: Missing Authorization

In Zimbra Collaboration ZCS 8.8.15 and 9.0, a closed account with 2FA and generated passwords can send e-mail messages when configured for Imap/smtp...

CVE-2023-48432: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS 8.8.15, 9.0, and 10.0. XSS, with resultant session stealing, can occur via JavaScript code in a link for a webmail redirection endpoint within en email message, e.g., if a victim clicks on that link within Zimbra webmail...

CVE-2023-45206

Consolidated details for CVE-2023-45206 show a Zimbra Collaboration (ZCS) XSS vulnerability affecting versions 8.8.15, 9.0, and 10.0. The attack vector is via the help document endpoint in webmail, where an attacker can inject JavaScript/HTML, enabling cross-site scripting. The confirmed root cau...

CVE-2023-26562

In Zimbra Collaboration (ZCS) versions 8.8.15–9.0, a closed account (with 2FA and a generated password) can send email when Imap/smtp is configured. Red Hat and other connected sources describe a root cause related to insufficient account-status checks for 2FA accounts, enabling mail sending desp...

CVE-2023-45206: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS 8.8.15, 9.0, and 10.0. Through the help document endpoint in webmail, an attacker can inject JavaScript or HTML code that leads to cross-site scripting XSS. Adding an adequate message to avoid malicious code will mitigate this issue...

CVE-2023-45206

An issue was discovered in Zimbra Collaboration ZCS 8.8.15, 9.0, and 10.0. Through the help document endpoint in webmail, an attacker can inject JavaScript or HTML code that leads to cross-site scripting XSS. Adding an adequate message to avoid malicious code will mitigate this issue...

CVE-2023-43103: Improper Neutralization of Input During Web Page Generation

An XSS issue was discovered in a web endpoint in Zimbra Collaboration ZCS before 10.0.4 via an unsanitized parameter. This is also fixed in 8.8.15 Patch 43 and 9.0.0 Patch 36...

CVE-2023-43102: Improper Neutralization of Input During Web Page Generation

An issue was discovered in Zimbra Collaboration ZCS before 10.0.4. An XSS issue can be exploited to access the mailbox of an authenticated user. This is also fixed in 8.8.15 Patch 43 and 9.0.0 Patch 36...