Headline
CVE-2022-46164: fix: prototype vulnerability in socket.io onMessage · NodeBB/NodeBB@48d1439
NodeBB is an open source Node.js based forum software. Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. This vulnerability has been patched in version 2.6.1. Users are advised to upgrade. Users unable to upgrade may cherry-pick commit 48d143921753914da45926cca6370a92ed0c46b8 into their codebase to patch the exploit.
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### Impact Due to a plain object with a prototype being used in socket.io message handling a specially crafted payload can be used to impersonate other users and takeover accounts. ### Patches Patched in 2.6.1 ### Workarounds Site maintainers can cherry-pick https://github.com/NodeBB/NodeBB/commit/48d143921753914da45926cca6370a92ed0c46b8 into their codebase to patch the exploit. ### For more information If you have any questions or comments about this advisory: Discuss it on [our community forum](https://github.com/NodeBB/NodeBB/security/advisories/community.nodebb.org/) Email us at [[email protected]](mailto:[email protected])