Is there a public exploit for CVE-2026-111336?

No public exploit for CVE-2026-111336 was found in Exploit-DB, Metasploit, Nuclei templates or public proof-of-concept repositories. That is an absence of evidence rather than proof that none exists.

How severe is CVE-2026-111336?

CVE-2026-111336 scores CVSS 8.3 (v4.0), rated high.

What does CVE-2026-111336 affect?

CVE-2026-111336 affects Citrix NetScaler ADC, NetScaler Gateway.

8.3 High

Memory overflow in HTTP/2 handling can lead to unpredictable or erroneous behavior or Denial of Service in Citrix NetScaler ADC and Citrix…

CVE-2026-111336

Memory overflow in HTTP/2 handling can lead to unpredictable or erroneous behavior or Denial of Service in Citrix NetScaler ADC and Citrix NetScaler Gateway.

Assessment

CVSS: 8.3 (v4.0)
Severity: High
Known exploited: Not listed in CISA KEV
Exploit availability: Nothing found in Exploit-DB, Metasploit, Nuclei or public PoC repositories
Published: 13 November 2026
Last updated: 13 November 2026
Affected: Citrix · NetScaler ADC · NetScaler Gateway
Assigner: NetScaler

CVSS vectorCVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:L/VI:L/VA:H/SC:L/SI:L/SA:L

At the source

EUVD (ENISA)

References

https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697305

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