Skip to content
CVE Tracker
  • Newest CVEsPage
  • Recently added to KEVPage
  • Rising exploitation (EPSS)Page
  • Weekly digestPage
  • StatisticsPage
  • WatchlistPage
  • API documentationPage
  • MCP serverPage
  • Data sourcesPage
  • ChangelogPage
  • AboutPage
  • How it's builtPage
Back

CVE-2026-13474

Denial of service via malformed HTTP/2 requests

High8.7EPSS 0.56%
Published
Updated
Reserved
Assigned by
NetScaler

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

Scores

CVSS scores of CVE-2026-13474, by who scored it
Scored byCVSSScoreVector
NetScalerCNA (assigner)4.0High8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L
NVDNVD · Analyzed4.0High8.7CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:L/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS (exploitation in 30 days)
0.56% · top 53% of all CVEs (6 Nov 2026)
CISA SSVC
Exploitation: none · Automatable: yes · Technical impact: partial
Loading the EPSS history…

The list uses the assigner's score when there is one, then CISA's, then NVD's: High 8.7.

Weakness

Affected products

  • NetScaler · ADC

    • affected 14.1 – < 72.61
    • affected 13.1 – < 63.18
    • affected 14.1 FIPS – < 72.61
    • affected 13.1 FIPS and NDcPP – < 37.272

  • NetScaler · Gateway

    • affected 14.1 – < 72.61
    • affected 13.1 – < 63.18

References (1)

Sources

The same CVE in the primary databases and aggregators, to check against.

Badge for a README or a ticket

CVE-2026-13474 badge
[![CVE-2026-13474](https://trackcve.app/badge/CVE-2026-13474.svg)](https://trackcve.app/cve/CVE-2026-13474)

Record last updated .