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High 8.8Published Jun 30, 2026
CVE-2026-8451Insufficient input validation leading to memory overread
Updated under an hour ago ()
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It affects NetScaler ADC and 3 other products. Add what you run to find out whether that includes you.
No exploitation reported and no EPSS estimate yet.
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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
- 8.8 HIGH (v4.0, CNA)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
- Weakness (CWE)
- CWE-125
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- NetScaler
- NVD analysis
- Analyzed
- Record last updated
- Jun 30, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
NetScaler ADC netscaler:adc (from the name) | from 14.1 before 72.61; from 13.1 before 63.18; from 14.1 FIPs before 72.61; from 13.1 FIPS and NDcPP before 37.272 | CNA record |
NetScaler Gateway netscaler:gateway (from the name) | from 14.1 before 72.61; from 13.1 before 63.18 | CNA record |
citrix netscaler_application_delivery_controller citrix:netscaler_application_delivery_controller | before 13.1-37.272; before 13.1-37.272; from 13.1 before 13.1-63.18; from 14.1 before 14.1-72.61; 14.1-66.68 | NVD |
citrix netscaler_gateway citrix:netscaler_gateway | from 13.1 before 13.1-63.18; from 14.1 before 14.1-72.61 | NVD |
References
- https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX696604vendor-advisory
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.