Is craftcms/cms 5.11 vulnerable?

Composer · 6 releases from 5.11.0 to 5.11.5 · latest craftcms/cms is 5.11.5.1 · checked 1 Nov 2026

No known advisories in the last release

No. No craftcms/cms 5.11.x release has a known security advisory.

Is your project affected?

Private repo? Upload its lockfile instead, or connect GitHub to check every repo.

Which of your client projects are still on craftcms/cms 5.11?

NPMscan reads the lockfiles in every GitHub repo you pick, finds the exact craftcms/cms version each one installs, and checks it against these advisories. Each finding comes with the command that fixes it.

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Other craftcms/cms versions

Advisory data from OSV.dev (opens OSV.dev in a new tab), which includes the GitHub Advisory Database. Release list from the Composer registry. Refreshed daily.