Horde
Horde Groupware: vulnerabilities and CVEs
Horde Groupware has 46 published vulnerabilities, 1 of them in the last 12 months. 1 are rated critical and 0 are listed by CISA as actively exploited.
CVEs46
Last 12 months1
Critical1
Actively exploited0
All vulnerabilities in the catalogue →⭐ Follow this technology
Latest vulnerabilities
| CVE | Severity | EPSS | Active exploitation | Published | Description |
|---|---|---|---|---|---|
| CVE-2025-41066 | Medium (6.9) | 0.24% | — | Dec 2, 2025 | Horde Groupware v5.2.22 has a user enumeration vulnerability that allows an unauthenticated attacker to determine the existence of valid accounts on the system. To exploit the vulnerability, an HTTP request must be sent… |
| CVE-2022-30287 | High (8) | 71% | — | Jul 28, 2022 | Horde Groupware Webmail Edition through 5.2.22 allows a reflection injection attack through which an attacker can instantiate a driver class. This then leads to arbitrary deserialization of PHP objects. |
| CVE-2021-26929 | Medium (6.1) | 4.9% | — | Feb 14, 2021 | An XSS issue was discovered in Horde Groupware Webmail Edition through 5.2.22 (where the Horde_Text_Filter library before 2.3.7 is used). The attacker can send a plain text e-mail message, with JavaScript encoded as a… |
| CVE-2020-8034 | Medium (6.1) | 0.97% | — | May 18, 2020 | Gollem before 3.0.13, as used in Horde Groupware Webmail Edition 5.2.22 and other products, is affected by a reflected Cross-Site Scripting (XSS) vulnerability via the HTTP GET dir parameter in the browser… |
| CVE-2020-8035 | Medium (6.1) | 0.88% | — | May 18, 2020 | The image view functionality in Horde Groupware Webmail Edition before 5.2.22 is affected by a stored Cross-Site Scripting (XSS) vulnerability via an SVG image upload containing a JavaScript payload. An attacker can… |
| CVE-2020-8866 | Medium (6.5) | 9.6% | — | Mar 23, 2020 | This vulnerability allows remote attackers to create arbitrary files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw… |
| CVE-2020-8865 | Medium (6.3) | 6.8% | — | Mar 23, 2020 | This vulnerability allows remote attackers to execute local PHP files on affected installations of Horde Groupware Webmail Edition 5.2.22. Authentication is required to exploit this vulnerability. The specific flaw… |
| CVE-2020-8518 | Critical (9.8) | 72% | — | Feb 17, 2020 | Horde Groupware Webmail Edition 5.2.22 allows injection of arbitrary PHP code via CSV data, leading to remote code execution. |
| CVE-2013-6275 | Medium (6.5) | 2.1% | — | Nov 5, 2019 | Multiple CSRF issues in Horde Groupware Webmail Edition 5.1.2 and earlier in basic.php. |
| CVE-2013-6365 | Medium (5.3) | 1.1% | — | Nov 5, 2019 | Horde Groupware Web mail 5.1.2 has CSRF with requests to change permissions |
| CVE-2013-6364 | High (8.8) | 2.1% | — | Nov 5, 2019 | Horde Groupware Webmail Edition has CSRF and XSS when saving search as a virtual address book |
| CVE-2019-12095 | High (8.8) | 1.1% | — | Oct 24, 2019 | Horde Trean, as used in Horde Groupware Webmail Edition through 5.2.22 and other products, allows CSRF, as demonstrated by the treanBookmarkTags parameter to the trean/ URI on a webmail server. NOTE: treanBookmarkTags… |
| CVE-2019-12094 | Medium (6.1) | 1.5% | — | Oct 24, 2019 | Horde Groupware Webmail Edition through 5.2.22 allows XSS via an admin/user.php?form=update_f&user_name= or admin/user.php?form=remove_f&user_name= or admin/config/diff.php?app= URI. |
| CVE-2019-9858 | High (8.8) | 19% | — | May 29, 2019 | Remote code execution was discovered in Horde Groupware Webmail 5.2.22 and 5.2.17. Horde/Form/Type.php contains a vulnerable class that handles image upload in forms. When the Horde_Form_Type_image method onSubmit() is… |
| CVE-2017-16908 | Medium (5.4) | 1.8% | — | Nov 20, 2017 | In Horde Groupware 5.2.19, there is XSS via the Name field during creation of a new Resource. This can be leveraged for remote code execution after compromising an administrator account, because the CVE-2015-7984 CSRF… |
| CVE-2017-16907 | Medium (5.4) | 1.1% | — | Nov 20, 2017 | In Horde Groupware 5.2.19 and 5.2.21, there is XSS via the Color field in a Create Task List action. |
| CVE-2017-16906 | Medium (5.4) | 1.1% | — | Nov 20, 2017 | In Horde Groupware 5.2.19-5.2.22, there is XSS via the URL field in a "Calendar -> New Event" action. |
| CVE-2017-15235 | High (7.5) | 5.5% | — | Oct 11, 2017 | The File Manager (gollem) module 3.0.11 in Horde Groupware 5.2.21 allows remote attackers to bypass Horde authentication for file downloads via a crafted fn parameter that corresponds to the exact filename. |
| CVE-2017-7414 | High (7.5) | 1.2% | — | Apr 4, 2017 | In Horde_Crypt before 2.7.6, as used in Horde Groupware Webmail Edition 5.x through 5.2.17, OS Command Injection can occur if the user has PGP features enabled in the user's preferences, and has enabled the "Should PGP… |
| CVE-2017-7413 | High (8.8) | 40% | — | Apr 4, 2017 | In Horde_Crypt before 2.7.6, as used in Horde Groupware Webmail Edition through 5.2.17, OS Command Injection can occur if the attacker is an authenticated Horde Webmail user, has PGP features enabled in their… |
| CVE-2016-5303 | Medium (6.1) | 1.5% | — | Dec 20, 2016 | Cross-site scripting (XSS) vulnerability in the Horde Text Filter API in Horde Groupware and Horde Groupware Webmail Edition before 5.2.16 allows remote attackers to inject arbitrary web script or HTML via crafted… |
| CVE-2016-2228 | Medium (6.1) | 1.9% | — | Apr 13, 2016 | Cross-site scripting (XSS) vulnerability in horde/templates/topbar/_menubar.html.php in Horde Groupware before 5.2.12 and Horde Groupware Webmail Edition before 5.2.12 allows remote attackers to inject arbitrary web… |
| CVE-2015-8807 | Medium (6.1) | 2.1% | — | Apr 13, 2016 | Cross-site scripting (XSS) vulnerability in the _renderVarInput_number function in horde/framework/Core/lib/Horde/Core/Ui/VarRenderer/Html.php in Horde Groupware before 5.2.12 and Horde Groupware Webmail Edition before… |
| CVE-2015-7984 | Medium (6.8) | 4.1% | — | Nov 19, 2015 | Multiple cross-site request forgery (CSRF) vulnerabilities in Horde before 5.2.8, Horde Groupware before 5.2.11, and Horde Groupware Webmail Edition before 5.2.11 allow remote attackers to hijack the authentication of… |
| CVE-2014-4946 | Medium (4.3) | 1.3% | — | Jul 14, 2014 | Multiple cross-site scripting (XSS) vulnerabilities in Horde Internet Mail Program (IMP) before 6.1.8, as used in Horde Groupware Webmail Edition before 5.1.5, allow remote attackers to inject arbitrary web script or… |
| CVE-2014-4945 | Medium (4.3) | 1.3% | — | Jul 14, 2014 | Multiple cross-site scripting (XSS) vulnerabilities in Horde Internet Mail Program (IMP) before 6.1.8, as used in Horde Groupware Webmail Edition before 5.1.5, allow remote attackers to inject arbitrary web script or… |
| CVE-2012-6640 | Medium (4.3) | 1.8% | — | Apr 5, 2014 | Cross-site scripting (XSS) vulnerability in Horde Internet Mail Program (IMP) before 5.0.22, as used in Horde Groupware Webmail Edition before 4.0.9, allows remote attackers to inject arbitrary web script or HTML via a… |
| CVE-2012-5567 | Medium (4.3) | 2.5% | — | Apr 5, 2014 | Multiple cross-site scripting (XSS) vulnerabilities in Horde Kronolith Calendar Application H4 before 3.0.18, as used in Horde Groupware Webmail Edition before 4.0.9, allow remote attackers to inject arbitrary web… |
| CVE-2012-5566 | Medium (4.3) | 2.5% | — | Apr 5, 2014 | Multiple cross-site scripting (XSS) vulnerabilities in Horde Kronolith Calendar Application H4 before 3.0.17, as used in Horde Groupware Webmail Edition before 4.0.8, allow remote attackers to inject arbitrary web… |
| CVE-2012-5565 | Medium (4.3) | 1.8% | — | Apr 5, 2014 | Cross-site scripting (XSS) vulnerability in js/compose-dimp.js in Horde Internet Mail Program (IMP) before 5.0.24, as used in Horde Groupware Webmail Edition before 4.0.9, allows remote attackers to inject arbitrary web… |