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11/28/25
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Comment on [#15190] Security: IMP HTML Email view does not sanitize against javascript in the onerror property
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> See Re: [horde] Horde v 5.2.22 vulnerability ? obfuscation via HTML > 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.
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