Is guzzlehttp/guzzle 8.4 vulnerable?
Composer · 1 release from 8.4.0 to 8.4.0 · latest guzzlehttp/guzzle is 8.4.0 · checked 13 Nov 2026
No known advisories in the last release
No. No guzzlehttp/guzzle 8.4.x release has a known security advisory.
Is your project on an affected guzzlehttp/guzzle?
Look after several Laravel or PHP apps? Indie watches up to 15 repos, private ones too, for $5 a month. See Indie
Which of your client projects are still on guzzlehttp/guzzle 8.4?
NPMscan reads the lockfiles in every GitHub repo you pick, finds the exact guzzlehttp/guzzle version each one installs, and checks it against these advisories. Each finding comes with the command that fixes it.
Other guzzlehttp/guzzle 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.