Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability...
Summary
Vulnerability reported (CVE-2026-107406). Risk of unauthorized operations or information disclosure.
Original description
The description as published by the source.
Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.
NetScaler ADC or NetScaler Gateway must be configured as a SAML SP or SAML IdP, subject to the following version-specific requirements:
- For the following versions: Applicable only when configured as a SAML IdP:
- NetScaler ADC and NetScaler Gateway between 14.1-73.37 and 14.1-73.41, inclusive
- NetScaler ADC 14.1-FIPS between 14.1-73.37 FIPS and 14.1-73.41 FIPS, inclusive
- NetScaler ADC and NetScaler Gateway between 13.1-64.23 and 13.1-64.28, inclusive
- NetScaler ADC 13.1-FIPS between 13.1-NDcPP 13.1-37.279 and 13.1- 37.282, inclusive
For the following versions: Applicable only when configured as a SAML SP or SAML IdP:
- NetScaler ADC and NetScaler Gateway before 14.1-73.37
- NetScaler ADC 14.1-FIPS before 14.1-73.37 FIPS
- NetScaler ADC and NetScaler Gateway before 13.1-64.23
- NetScaler ADC 13.1-FIPS before13.1-NDcPP 13.1-37.279
Source: NIST National Vulnerability Database NVD GitHub Advisory
Auto-generated summary
Assembled by SecPulse from the source data (CVSS, CWE, affected versions) using templates — no AI involved. Check the original description and references below for exact details.
A vulnerability tracked as CVE-2026-107406 has been found.
Risk of unauthorized operations or information disclosure.
What to do: apply the vendor's official patched release.
If unsure, ask your IT team or search "CVE-2026-107406" on the vendor's site.
CVE-2026-107406 — CWE-119
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
A vulnerability (CWE-119) has been reported.
Check the vendor advisory for the affected versions.
Severity: ?. Risk of unauthorized operations or information disclosure.
Update to the patched release per vendor advisory.
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Audit SBOM/dependencies to find affected services.
Response actions
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
Audit SBOM/dependencies for affected components.資産台帳・SBOM・依存マニフェストで影響コンポーネントを特定する。
-
2Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番ではアクセスログ・WAF でアラート再発が無いか継続監視。
References
- web support.citrix.com
- web nvd.nist.gov
- web github.com
- web community.citrix.com
- web community.citrix.com