Maven/org.http4s:http4s-ember-core_2.12 CVE-2026-69205: high 8.7, EPSS 0.48%

Http4s Ember Transfer-Encoding value parsing (TE.CL / TE.0 request smuggling)

Action: Upgrade org.http4s:http4s-ember-core_2.12 to 0.23.35 or later.

Affected

Fixed versions

Sources

• osv: GHSA-9998-894r-fwvr#Maven/org.http4s:http4s-ember-core_2.12
• https://github.com/http4s/http4s/security/advisories/GHSA-9998-894r-fwvr
• https://github.com/http4s/http4s/commit/5e88b2e7b4e6ea2f0c61040a4bc9de0d73e51217
• https://github.com/http4s/http4s
• https://github.com/http4s/http4s/releases/tag/v0.23.35
• https://github.com/http4s/http4s/releases/tag/v1.0.0-M47

CVE-2026-69205 · published 2026-09-15T19:54:25Z · modified 2026-09-15T20:00:40.521015729Z · JSON