CVE-2026-56812 | phoenixframework phoenix up to 1.5.14/1.6.16/1.7.23/1.8.8 Presence presence.js Presence.syncState/Presence.syncDiff denial of service

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A vulnerability, which was classified as problematic, has been found in phoenixframework phoenix up to 1.5.14/1.6.16/1.7.23/1.8.8. The affected element is the function Presence.syncState/Presence.syncDiff of the file assets/js/phoenix/presence.js of the component Presence. This manipulation causes denial of service.

This vulnerability is tracked as CVE-2026-56812. The attack is possible to be carried out remotely. No exploit exists.VulDB Recent EntriesRead More