this post was submitted on 06 Jul 2023
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Technology

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Arbitrary file creation through media attachments on Mastodon (lemmy.world)
submitted 1 year ago* (last edited 1 year ago) by [email protected] to c/[email protected]
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CVE-2023-36460 is a Mastodon vulnerability where you can send a toot which makes a webshell on instances that process said toot.

Edit: it's already fixed, that's why it was disclosed on GitHub.

The security advisory: https://github.com/mastodon/mastodon/security/advisories/GHSA-9928-3cp5-93fm

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