Description
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 5.2.12 allows remote attackers to inject arbitrary web script or HTML via vectors involving numeric form fields.
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Debian
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian 12 | php-horde-core | 2.22.4+debian0-1 | — |
| Debian 8 | php-horde-core | 2.15.0+debian0-1+deb8u1 | DSA-3496-1 |
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu Pro 14.04 LTS | php-horde-core | 2.11.1-2ubuntu0.1~esm1 | — |
Advisories 1
- DSA-3496-1 php-horde-core - security update Debian Security (DSA / DLA) · Mar 9, 2026
References
- [oss-security] 20160206 CVE Request: Horde: Two cross-site scripting vulnerabilities mailing-list
- [oss-security] 20160206 Re: CVE Request: Horde: Two cross-site scripting vulnerabilities mailing-list
- FEDORA-2016-3d1183830b vendor-advisory
- [announce] 20160202 [announce] [SECURITY] Horde Groupware Webmail Edition 5.2.12 (final) mailing-list
- https://github.com/horde/horde/commit/11d74fa5a22fe626c5e5a010b703cd46a136f253
- DSA-3496 vendor-advisory
- FEDORA-2016-5d0e7f15ef vendor-advisory
- [announce] 20160202 [announce] [SECURITY] Horde Groupware 5.2.12 (final) mailing-list
- https://github.com/horde/horde/blob/e838d4c800b0d1ecaf8b4cc613fd3af4f994c79c/bundles/webmail/docs/CHANGES