MEDIUM6.2

GHSA-jv6v-fvvx-4932

Arbitrary File Deletion vulnerability in OctoberCMS

Quick fix

GHSA-jv6v-fvvx-4932 — october/cms: upgrade to the fixed version with the command below.

composer require october/cms:^1.0.466

Details

### Impact An attacker can exploit this vulnerability to delete arbitrary local files of an October CMS server. The vulnerability is only exploitable by an authenticated backend user with the `cms.manage_assets` permission.

### Patches Issue has been patched in Build 466 (v1.0.466).

### Workarounds Apply https://github.com/octobercms/october/commit/2b8939cc8b5b6fe81e093fe2c9f883ada4e3c8cc to your installation manually if unable to upgrade to Build 466.

### References Reported by [Sivanesh Ashok](https://stazot.com/)

### For more information If you have any questions or comments about this advisory: * Email us at [hello@octobercms.com](mailto:hello@octobercms.com)

### Threat assessment: <img width="1241" alt="Screen Shot 2020-03-31 at 12 16 53 PM" src="https://user-images.githubusercontent.com/7253840/78060872-89354d00-7349-11ea-8c2b-5881b0a50736.png">

Are you affected?

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Affected packages

Packagist/october/cms

Introduced in: 1.0.319Fixed in: 1.0.466

Fixcomposer require october/cms:^1.0.466