What is GHSA-256v-mmj4-qqjc?

GHSA-256v-mmj4-qqjc is a security advisory published by GitHub Security Advisories with High severity. Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2...

Which CVE IDs does GHSA-256v-mmj4-qqjc cover?

GHSA-256v-mmj4-qqjc covers the following CVE IDs: CVE-2026-13474. Each CVE has its own detail page on EchelonGraph Pulse with the synthesized EG score.

What is the CVSS v3 score of GHSA-256v-mmj4-qqjc?

GHSA-256v-mmj4-qqjc has a CVSS v3 base score of 7.5, published by GitHub Security Advisories.

GHSA-256v-mmj4-qqjcHighCVSS 7.5

Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2...

Vendor

GitHub Security Advisories

Published

June 30, 2026

Last Modified

July 2, 2026

🔗 CVE IDs covered (1)

CVE-2026-13474 →

📋 Description

Denial of service via malformed HTTP/2 requests in NetScaler ADC and NetScaler Gateway if HTTP/2 is enabled in HTTP Profile and associated with the virtual server (of type LB, CS, VPN) or the service configured on NetScaler

🔗 References (3)

https://nvd.nist.gov/vuln/detail/CVE-2026-13474
https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696604
https://github.com/advisories/GHSA-256v-mmj4-qqjc