What is GHSA-ffvg-hfwh-x2pp?

GHSA-ffvg-hfwh-x2pp is a security advisory published by GitHub Security Advisories with High severity. HTTP/2 and HTTP/3 Extended CONNECT requests are downgraded as regular CONNECT requests

Which CVE IDs does GHSA-ffvg-hfwh-x2pp cover?

GHSA-ffvg-hfwh-x2pp covers the following CVE IDs: CVE-2026-93568. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-ffvg-hfwh-x2pp?

GHSA-ffvg-hfwh-x2pp has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-ffvg-hfwh-x2ppHighCVSS 7.5

HTTP/2 and HTTP/3 Extended CONNECT requests are downgraded as regular CONNECT requests

Vendor

GitHub Security Advisories

Published

September 18, 2026

Last Modified

September 22, 2026

🔗 CVE IDs covered (1)

CVE-2026-93568 →

📋 Description

HTTP/2 and HTTP/3 Extended CONNECT requests are downgraded as regular CONNECT requests

🔗 References (7)

https://nvd.nist.gov/vuln/detail/CVE-2026-93568
https://access.redhat.com/security/cve/CVE-2026-93568
https://bugzilla.redhat.com/show_bug.cgi?id=2536961
https://access.redhat.com/errata/RHSA-2026:69470
https://access.redhat.com/errata/RHSA-2026:69440
https://access.redhat.com/errata/RHSA-2026:70257
https://github.com/advisories/GHSA-ffvg-hfwh-x2pp