CVE-2026-107406ADC Memory Corruption
Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.
Published Oct 8, 2026 · Updated Oct 10, 2026 · Also known as EUVD-2026-95315, GHSA-x62m-6223-4vq2
Key Facts
Patch in the next maintenance window- CVE-2026-107406 is a critical-severity vulnerability (CVSS 9.5 v4) affecting ADC, Gateway.
- It is not listed in any known-exploited vulnerabilities catalog. No public exploit code is known.
- EPSS estimates a 0.5% probability of exploitation in the next 30 days.
- Fixed versions are available, including ADC 13.1-64.29, ADC 13.1.37.283 FIPS, ADC 14.1-73.46.
- Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.
Scores
CVSS v4
9.5
CVSS:4.0/AV:N/AC:H/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:L
EPSS (30-day exploit likelihood)
0.5%
Higher than 39.3% of all scored CVEs
Exploit maturity
Proof of concept
ATLAS score
51/100
Publication score, see How it works
Exploitation Verdict
KEV listed
Not listed
Federal due date
None
No federal due date
Ransomware use
Not reported
Attributed actors
None named
Exploit & Defence Guidance
Exploit maturity
Proof of concept
Public exploit code
4
Proof-of-concept links
In-the-wild evidence
0
Reports of active use
Description
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
Affected Products
4 affected entries in total| Product | Affected versions | Fixed in |
|---|---|---|
| ADC | See advisory | 14.1-73.46 |
| Gateway | See advisory | 14.1-73.46 |
Patched Releases
ADC
13.1-64.29, 13.1.37.283 FIPS, 14.1-73.46, 14.1-73.46 FIPS
Gateway
13.1-64.29, 14.1-73.46
Timeline
Publicly disclosed
Oct 8, 2026
Last updated
Oct 10, 2026
Weakness Type
- CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer
References
FAQ
Common Questions.
Memory overflow vulnerability leading to Remote Code Execution or Denial of Service Vulnerability in NetScaler ADC.
Affected: ADC; Gateway. The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
No public exploit code is known.
Fixed versions are available, including ADC 13.1-64.29, ADC 13.1.37.283 FIPS, ADC 14.1-73.46.
Brandefense priority: patch in the next maintenance window, because of its high severity, although no exploitation is known.
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