| Summary | Security: IMP HTML Email view does not sanitize against javascript in the onerror property |
| Queue | IMP |
| Queue Version | FRAMEWORK_6_0 |
| Type | Bug |
| State | Assigned |
| Priority | 3. High |
| Owners | ralf.lang (at) ralf-lang (dot) de |
| Requester | natasa.jakec (at) gmail (dot) com |
| Created | 05/15/2025 (today) |
| Due | |
| Updated | 05/15/2025 (today) |
| Assigned | 05/15/2025 (today) |
| Resolved | |
| Milestone | |
| Patch | No |
State ⇒ Assigned
Priority ⇒ 3. High
Type ⇒ Bug
Summary ⇒ Security: IMP HTML Email view does not sanitize against javascript in the onerror property
Queue ⇒ IMP
Assigned to Ralf Lang
Milestone ⇒
Patch ⇒ No
encoding ? XSS payload
Quick remedy is to disable HTML display.
Proper solution needs server-side filtering against javascript.
This was originally reported against Horde 5.2 - unsure if a patch can
be backported.