Kayako 4.57.1 has been released to address a critical security vulnerability that affects all versions of Kayako 4 up to and including 4.57.
- Kayako OnDemand customers have already been updated to Kayako 4.57.1 and do not need to take any further action.
- Kayako Download customers should update their helpdesk to Kayako 4.57.1 as soon as possible. A mitigating patch is available for the previous eight Kayako updates if you are not in a position to update soon – see the changelog for patches and more information. If you require any assistance updating your helpdesk, please contact us.
We are committed to the security of your helpdesk and to responsible disclosure. We verified this vulnerability on the 15th July and published a fix on the 16th July.
If you have any questions about this advisory or require assistance with the update, please do not hesitate to contact us: https://my.kayako.com.