IcewarpCVEs & Vulnerabilities

69 CVEs affecting Icewarp products, tracked from the National Vulnerability Database, with CVSS/EPSS scores and exploitation status.

Most Affected Products

email server 264webmail server 264mail server 57web mail 56webclient 10icewarp 6merak mail server 4icewarp server 2
CVE-2020-27982KEVMEDIUMin the wild

IceWarp 11.4.5.0 allows XSS via the language parameter.

11 Apr 2026
6.1
CVSS
CVE-2025-40632MEDIUM

Cross-site scripting (XSS) in Icewarp Mail Server affecting version 11.4.0. This vulnerability allows an attacker to modify the “lastLogin” cookie with malicious JavaScript code that will be executed when the page is rendered.

16 May 2025
6.1
CVSS
CVE-2025-40631MEDIUM

HTTP host header injection vulnerability in Icewarp Mail Server affecting version 11.4.0. By modifying the Host header and adding a payload, arbitrary JavaScript code can be executed on page load. The user must interact with a malicious link to be redirected.

16 May 2025
6.1
CVSS
CVE-2025-40630MEDIUM

Open redirection vulnerability in IceWarp Mail Server affecting version 11.4.0. This vulnerability allows an attacker to redirect a user to any domain by sending a malicious URL to the victim, for example “ https://icewarp.domain.com//<MALICIOUS_DOMAIN>/%2e%2e” https://icewarp.domain.com///%2e%2e” . This vulnerability has been tested in Firefox.

16 May 2025
6.1
CVSS
CVE-2024-55218MEDIUM

IceWarp Server 10.2.1 is vulnerable to Cross Site Scripting (XSS) via the meta parameter.

7 Jan 2025
6.1
CVSS
CVE-2024-0246MEDIUM

A vulnerability classified as problematic has been found in IceWarp 12.0.2.1/12.0.3.1. This affects an unknown part of the file /install/ of the component Utility Download Handler. The manipulation of the argument lang with the input 1%27"()%26%25<zzz><ScRiPt>alert(document.domain)</ScRiPt> leads to cross site scripting. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249759. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

5 Jan 2024
6.1
CVSS
CVE-2023-43319MEDIUM

Cross Site Scripting (XSS) vulnerability in the Sign-In page of IceWarp WebClient 10.3.5 allows attackers to execute arbitrary web scripts or HTML via a crafted payload injected into the username parameter.

25 Sep 2023
6.1
CVSS
CVE-2023-40779MEDIUM

An issue in IceWarp Mail Server Deep Castle 2 v.13.0.1.2 allows a remote attacker to execute arbitrary code via a crafted request to the URL.

14 Sep 2023
6.1
CVSS
CVE-2023-41013MEDIUM

Cross Site Scripting (XSS) in Webmail Calendar in IceWarp 10.3.1 allows remote attackers to inject arbitrary web script or HTML via the "p4" field.

12 Sep 2023
6.1
CVSS
CVE-2023-39598MEDIUM

Cross Site Scripting vulnerability in IceWarp Corporation WebClient v.10.2.1 allows a remote attacker to execute arbitrary code via a crafted payload to the mid parameter.

5 Sep 2023
6.1
CVSS
CVE-2023-39600MEDIUM

IceWarp 11.4.6.0 was discovered to contain a cross-site scripting (XSS) vulnerability via the color parameter.

25 Aug 2023
6.1
CVSS
CVE-2023-39700MEDIUM

IceWarp Mail Server v10.4.5 was discovered to contain a reflected cross-site scripting (XSS) vulnerability via the color parameter.

25 Aug 2023
6.1
CVSS
CVE-2023-39699CRITICAL

IceWarp Mail Server v10.4.5 was discovered to contain a local file inclusion (LFI) vulnerability via the component /calendar/minimizer/index.php. This vulnerability allows attackers to include or execute files from the local file system of the targeted server.

25 Aug 2023
9.8
CVSS
CVE-2021-36580MEDIUM

Open Redirect vulnerability exists in IceWarp MailServer IceWarp Server Deep Castle 2 Update 1 (13.0.1.2) via the referer parameter.

27 Jul 2023
6.1
CVSS
CVE-2023-37728MEDIUM

IceWarp v10.2.1 was discovered to contain cross-site scripting (XSS) vulnerability via the color parameter.

20 Jul 2023
6.1
CVSS
CVE-2022-35115CRITICAL

IceWarp WebClient DC2 - Update 2 Build 9 (13.0.2.9) was discovered to contain a SQL injection vulnerability via the search parameter at /webmail/server/webmail.php.

23 Aug 2022
9.8
CVSS
CVE-2020-25925MEDIUM

Cross Site Scripting (XSS) in Webmail Calender in IceWarp WebClient 10.3.5 allows remote attackers to inject arbitrary web script or HTML via the "p4" field.

7 Jul 2021
6.1
CVSS
CVE-2020-14066HIGH

IceWarp Email Server 12.3.0.1 allows remote attackers to upload JavaScript files that are dangerous for clients to access.

15 Jul 2020
8.8
CVSS
CVE-2020-14065MEDIUM

IceWarp Email Server 12.3.0.1 allows remote attackers to upload files and consume disk space.

15 Jul 2020
6.5
CVSS
CVE-2020-14064MEDIUM

IceWarp Email Server 12.3.0.1 has Incorrect Access Control for user accounts.

15 Jul 2020
6.5
CVSS
CVE-2020-8512MEDIUMpoc

In IceWarp Webmail Server through 11.4.4.1, there is XSS in the /webmail/ color parameter.

1 Feb 2020
6.1
CVSS
CVE-2019-19265MEDIUM

IceWarp WebMail Server 12.2.0 and 12.1.x before 12.2.1.1 (and probably earlier versions) allows XSS (issue 1 of 2) in notes for contacts.

6 Jan 2020
6.1
CVSS
CVE-2019-19266MEDIUM

IceWarp WebMail Server 12.2.0 and 12.1.x before 12.2.1.1 (and probably earlier versions) allows XSS (issue 2 of 2) in notes for objects.

6 Jan 2020
5.4
CVSS
CVE-2010-5340MEDIUM

IceWarp Webclient before 10.2.1 has XSS via an HTTP POST request: webmail/ with the parameter password is non-persistent in 10.2.0.

11 Oct 2019
6.1
CVSS
CVE-2010-5339MEDIUM

IceWarp Webclient before 10.2.1 has XSS via an HTTP POST request: webmail/basic/ with the parameter _dlg[captcha][uid] is non-persistent in 10.1.3 and 10.2.0.

11 Oct 2019
6.1
CVSS
CVE-2010-5338MEDIUM

IceWarp Webclient before 10.2.1 has XSS via an HTTP POST request: webmail/basic/ with the parameter _dlg[captcha][action] is non-persistent in 10.1.3 and 10.2.0.

11 Oct 2019
6.1
CVSS
CVE-2010-5337MEDIUM

IceWarp Webclient before 10.2.1 has XSS via an HTTP POST request: webmail/basic/ with the parameter _dlg[captcha][controller] is non-persistent in 10.1.3 and 10.2.0.

11 Oct 2019
6.1
CVSS
CVE-2010-5336MEDIUM

IceWarp Webclient before 10.2.1 has XSS via an HTTP POST request: admin/login.html with the parameter username is persistent in 10.2.0.

11 Oct 2019
6.1
CVSS
CVE-2010-5335HIGH

IceWarp Webclient before 10.2.1 has a directory traversal vulnerability. This can result in loss of confidential data of IceWarp Mailserver and the operating system. Input passed via a certain parameter (script to basic/minimizer/index.php) is not properly sanitised and can therefore be exploited to browse the partition where IceWarp is installed (or the whole system) and read arbitrary files.

11 Oct 2019
7.5
CVSS
CVE-2010-5334HIGH

IceWarp Webclient before 10.2.1 has a directory traversal vulnerability. This can result in loss of confidential data of IceWarp Mailserver and the operating system. Input passed via a certain parameter (_c to basic/index.html) is not properly sanitised and can therefore be exploited to browse the partition where IceWarp is installed (or the whole system) and read arbitrary files.

11 Oct 2019
7.5
CVSS
CVE-2019-12593HIGHpoc

IceWarp Mail Server through 10.4.4 is prone to a local file inclusion vulnerability via webmail/calendar/minimizer/index.php?style=..%5c directory traversal.

3 Jun 2019
7.5
CVSS
CVE-2018-16324MEDIUM

In IceWarp Server 12.0.3.1 and before, there is XSS in the /webmail/ username field.

1 Sep 2018
6.1
CVSS
CVE-2018-7475MEDIUM

Cross-site scripting (XSS) vulnerability for webdav/ticket/ URIs in IceWarp Mail Server 12.0.3 allows remote attackers to inject arbitrary web script or HTML.

30 Jun 2018
6.1
CVSS
CVE-2015-1503HIGHpoc

Multiple directory traversal vulnerabilities in IceWarp Mail Server before 11.2 allow remote attackers to read arbitrary files via a (1) .. (dot dot) in the file parameter to a webmail/client/skins/default/css/css.php page or .../. (dot dot dot slash dot) in the (2) script or (3) style parameter to webmail/old/calendar/minimizer/index.php.

8 May 2018
7.5
CVSS
CVE-2017-7855MEDIUM

In the webmail component in IceWarp Server 11.3.1.5, there was an XSS vulnerability discovered in the "language" parameter.

1 Sep 2017
6.1
CVSS
CVE-2017-12844MEDIUM

Cross-site scripting (XSS) vulnerability in the admin panel in IceWarp Mail Server 10.4.4 allows remote authenticated domain administrators to inject arbitrary web script or HTML via a crafted user name.

23 Aug 2017
4.8
CVSS
CVE-2011-3580MEDIUM

IceWarp WebMail in IceWarp Mail Server before 10.3.3 allows remote attackers to obtain configuration information via a direct request to the /server URI, which triggers a call to the phpinfo function.

30 Sep 2011
5.0
CVSS
CVE-2011-3579MEDIUMpoc

server/webmail.php in IceWarp WebMail in IceWarp Mail Server before 10.3.3 allows remote attackers to read arbitrary files, and possibly send HTTP requests to intranet servers or cause a denial of service (CPU and memory consumption), via an XML external entity declaration in conjunction with an entity reference.

30 Sep 2011
6.4
CVSS
CVE-2009-1469MEDIUMpoc

CRLF injection vulnerability in the Forgot Password implementation in server/webmail.php in IceWarp eMail Server and WebMail Server before 9.4.2 makes it easier for remote attackers to trick a user into disclosing credentials via CRLF sequences preceding a Reply-To header in the subject element of an XML document, as demonstrated by triggering an e-mail message from the server that contains a user's correct credentials, and requests that the user compose a reply that includes this message.

5 May 2009
4.3
CVSS
CVE-2009-1468MEDIUMpoc

Multiple SQL injection vulnerabilities in the search form in server/webmail.php in the Groupware component in IceWarp eMail Server and WebMail Server before 9.4.2 allow remote authenticated users to execute arbitrary SQL commands via the (1) sql and (2) order_by elements in an XML search query.

5 May 2009
6.5
CVSS
CVE-2009-1467MEDIUMpoc

Multiple cross-site scripting (XSS) vulnerabilities in IceWarp eMail Server and WebMail Server before 9.4.2 allow remote attackers to inject arbitrary web script or HTML via (1) the body of a message, related to the email view and incorrect HTML filtering in the cleanHTML function in server/inc/tools.php; or the (2) title, (3) link, or (4) description element in an RSS feed, related to the getHTML function in server/inc/rss/item.php.

5 May 2009
4.3
CVSS
CVE-2009-1516HIGHpoc

Stack-based buffer overflow in the IceWarpServer.APIObject ActiveX control in api.dll in IceWarp Merak Mail Server 9.4.1 might allow context-dependent attackers to execute arbitrary code via a large value in the second argument to the Base64FileEncode method, as possibly demonstrated by a web application that accepts untrusted input for this method.

4 May 2009
7.5
CVSS
CVE-2008-5734MEDIUM

Cross-site scripting (XSS) vulnerability in WebMail Pro in IceWarp Software Merak Mail Server 9.3.2 allows remote attackers to inject arbitrary web script or HTML via an IMG element in an HTML e-mail message.

26 Dec 2008
4.3
CVSS
CVE-2007-5046MEDIUM

Cross-site scripting (XSS) vulnerability in the Webmail interface for IceWarp Merak Mail Server before 9.0.0 allows remote attackers to inject arbitrary JavaScript via a javascript: URI in an attribute of an element in an email message body, as demonstrated by the onload attribute in a BODY element.

24 Sep 2007
4.3
CVSS
CVE-2006-0817MEDIUM

Absolute path directory traversal vulnerability in (a) MERAK Mail Server for Windows 8.3.8r with before IceWarp Web Mail 5.6.1 and (b) VisNetic MailServer before 8.5.0.5 allows remote attackers to include arbitrary files via a full Windows path and drive letter in the (1) language parameter in accounts/inc/include.php and (2) lang_settings parameter in admin/inc/include.php, which is not properly sanitized by the securepath function, a related issue to CVE-2005-4556.

21 Jul 2006
5.0
CVSS
CVE-2006-0818MEDIUM

Absolute path directory traversal vulnerability in (1) MERAK Mail Server for Windows 8.3.8r with before IceWarp Web Mail 5.6.1 and (2) VisNetic MailServer before 8.5.0.5 allows remote authenticated users to include arbitrary files via a modified language parameter and a full Windows or UNC pathname in the lang_settings parameter to mail/index.html, which is not properly sanitized by the validatefolder PHP function, possibly due to an incomplete fix for CVE-2005-4558.

21 Jul 2006
4.0
CVSS
CVE-2006-2484MEDIUM

Cross-site scripting (XSS) vulnerability in index.html in IceWarp WebMail 5.5.1 and earlier allows remote attackers to inject arbitrary web script or HTML via the PHPSESSID parameter.

20 May 2006
4.3
CVSS
CVE-2005-4556HIGHpoc

PHP remote file include vulnerability in IceWarp Web Mail 5.5.1, as used by Merak Mail Server 8.3.0r and VisNetic Mail Server version 8.3.0 build 1, when register_globals is enabled, allows remote attackers to include arbitrary local and remote PHP files via a URL in the (1) lang_settings and (2) language parameters in (a) accounts/inc/include.php and (b) admin/inc/include.php.

28 Dec 2005
7.5
CVSS
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