Mint HTTP/1 client applies chunked framing when chunked is not the final transfer coding, enabling response smuggling through intermediaries

Not analysed yet

We haven’t published our analysis of this Advisory yet. Once a person has reviewed it, this page will say what’s vulnerable, what has to be true for your app to be affected, and how to check.

Severity and exploitation

• CISA KEV Not listed.
• EPSS 0.0042, the 36th percentile, on 5 Nov 2026: FIRST’s estimate of the chance of exploitation in the next 30 days.

Timeline

1. 31 Oct 2026, 15:25 UTC First seen by agentprime
2. 31 Oct 2026, 15:25 UTC Confirmed by OSV

Sources

• GitHub Advisory Database: GHSA-gvrc-75rc-7gj9
• OSV: GHSA-gvrc-75rc-7gj9
• github.com/elixir-mint/mint/security/advisories/GHSA-gvrc-75rc-7gj9
• cna.erlef.org/cves/CVE-2026-94194.html
• github.com/elixir-mint/mint/commit/60089586ec7adc9fddb09f69a2f5919ba9ac7f33
• github.com/elixir-mint/mint/commit/2ec8b696b5475ecbdaa87c0098957bca339e17c0
• github.com/elixir-mint/mint/commit/8d1bbcfa566a8c1dc23d33f40d550c28250ac7b9
• hex.pm/packages/mint

Facts on this page come from the GitHub Advisory Database (CC-BY 4.0), OSV and the other sources listed, as published. We don’t reproduce full advisory descriptions, which can contain exploit code.