CVE-2026-8451
Insufficient input validation leading to memory overread
Vexday Risk Score
41Attention
SSVC decision (CISA)
Attend
PoC available → attend closely
CVSS 8.8EPSS 0.5%KEV nãoPoC públicaNuclei —Metasploit —Patch —
Lifecycle
30 Jun 2026Published on NVD
30 Jun 2026Public PoC
Recommendation: Plan a near-term fix — a public PoC already exists.
Insufficient input validation in NetScaler ADC and NetScaler Gateway leading to memory overread if NetScaler ADC or NetScaler Gateway is configured as a SAML IDP
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:L/VA:H/SC:N/SI:N/SA:N
public PoCs found — 3
githubgithub.com/watchtowrlabs/watchTowr-vs-Netscaler-CVE-2026-8451★ 9githubgithub.com/derekpreston81/CVE_ADC_IOC_2026★ 1githubgithub.com/attarwahyup/Netscaler-CVE-2026-8451★ 0⚠ Public resources, to assess the exposure of systems you control or are authorized to test. Test only with authorization.