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 protection mechanism can then be bypassed.
| Product | Vendor Advisory | Solution File | Added | Published |
|---|---|---|---|---|
| Debian | — | Upgrade php-horde-kronolith | Aug 31, 2020 | Nov 20, 2017 |
| Ubuntu | — | No solution exists | Jun 26, 2025 | Nov 20, 2017 |
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