Citrix NetScaler ADC and NetScaler Gateway Improper Restriction of Operations within the Bounds of a Memory Buffer Vulnerability

🗓️ 26 Aug 2026 00:00:00Reported by CISAType

cisa_kev🔗 www.cisa.gov👁 5 Views

Out-of-bounds memory buffer in Citrix NetScaler ADC/Gateway leading to denial of service.

Reporter	Title	Published	Views	Family All 18
GithubExploit	Exploit for Improper Restriction of Operations within the Bounds of a Memory Buffer in Citrix Netscaler_Application_Delivery_Controller	14 Aug 202615:01	–	githubexploit
ATTACKERKB	CVE-2026-8452	30 Jun 202612:41	–	attackerkb
BDU FSTEC	The vulnerability of the NetScaler ADC application delivery controller (previously Citrix ADC) and the NetScaler Gateway virtual environment access control system (previously Citrix Gateway) relates to the occurrence of operations outside the buffer in memory, allowing a malicious actor to cause service failures.	6 Jul 202600:00	–	bdu_fstec
Circl	CVE-2026-8452	30 Jun 202613:54	–	circl
Citrix	NetScaler ADC and NetScaler Gateway Security Bulletin for CVE-2026-8451, CVE-2026-8452, CVE-2026-8655, CVE-2026-10816, CVE-2026-10817, and CVE-2026-13474	30 Jun 202611:30	–	citrix
CVE	CVE-2026-8452	30 Jun 202612:41	–	cve
Cvelist	CVE-2026-8452 Memory overflow vulnerability leading to unpredictable or erroneous behavior and Denial of Service	30 Jun 202612:41	–	cvelist
EUVD	EUVD-2026-40307	30 Jun 202612:41	–	euvd
Kitploit	CVE-2026-8452-check	24 Aug 202614:28	–	kitploit
Kitploit	watchTowr-vs-Citrix-Netscaler-PreAuth-RCE-CVE-2026-8452	27 Aug 202601:49	–	kitploit

26 Aug 2026 00:00Current

9.1High risk

Vulners AI Score9.1

CVSS 3.19.8

CVSS 48.8

EPSS0.01041

SSVC

Citrix NetScaler Out of Bounds Denial of Service Memory Buffer NetScaler Gateway