What is GHSA-v3jc-474w-2wm6?

GHSA-v3jc-474w-2wm6 is a security advisory published by GitHub Security Advisories with High severity. Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache...

Which CVE IDs does GHSA-v3jc-474w-2wm6 cover?

GHSA-v3jc-474w-2wm6 covers the following CVE IDs: CVE-2026-54428. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-v3jc-474w-2wm6?

GHSA-v3jc-474w-2wm6 has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-v3jc-474w-2wm6HighCVSS 7.5

Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache...

Vendor

GitHub Security Advisories

Published

July 1, 2026

Last Modified

July 1, 2026

🔗 CVE IDs covered (1)

CVE-2026-54428 →

📋 Description

Allocation of resources without limits or throttling in the HTTP/2 HPACK decoder in Apache HttpComponents Core (5.4.2 and earlier, 5.5-beta1 and earlier) allows an remote attacker to cause a denial of service through memory exhaustion by sending oversized compressed header blocks before the HTTP/2 SETTINGS acknowledgement causes the configured header list size limit to be applied.

🔗 References (4)

https://nvd.nist.gov/vuln/detail/CVE-2026-54428
https://lists.apache.org/thread/5zjp8vczvxq19pw2rvhs21q446bhl0sd
http://www.openwall.com/lists/oss-security/2026/07/01/3
https://github.com/advisories/GHSA-v3jc-474w-2wm6