# CVE-2026-107414: Citrix NetScaler ADC memory overflow in WebAuth authentication

Source: https://junglewise.ai/threats/cve-2026-107414-memory-overflow-in-webauth-authentication-can-lead-to  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-11-13. Updated: 2026-11-13  
License: CC BY 4.0 with a link back

CVE-2026-107414 · Severity: info · Published 2026-11-13

Citrix NetScaler ADC and Gateway are application delivery controllers and secure remote access appliances used by enterprises to manage network traffic and user authentication. A memory overflow vulnerability in the WebAuth authentication component could cause unpredictable behavior, crashes, or denial of service, potentially disrupting user access to critical applications.

Technologies: [Citrix NetScaler ADC](https://junglewise.ai/threats/technologies/netscaler-adc), [Citrix NetScaler Gateway](https://junglewise.ai/threats/technologies/gateway). Vendors: [Citrix](https://junglewise.ai/threats/vendors/citrix).

## Quick answers

**Is CVE-2026-107414 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-107414 being exploited in the wild.

**How severe is CVE-2026-107414?** Informational severity, published 13 November 2026.

**Which products and versions are affected?** Citrix NetScaler ADC; Citrix NetScaler Gateway.

**Is there a fix for CVE-2026-107414?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**How is CVE-2026-107414 attacked?** It is in a network appliance.

**Am I affected by CVE-2026-107414?** Check whether you run Citrix NetScaler ADC or Citrix NetScaler Gateway. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Technical details

A memory overflow condition exists in the WebAuth authentication mechanism of Citrix NetScaler ADC and Gateway. The vulnerability allows an attacker to trigger unpredictable behavior or denial of service; the attack vector and authentication requirements are not detailed in available sources. A fix availability is not confirmed in the provided advisory text.

## Affected products

- Citrix NetScaler ADC
- Citrix NetScaler Gateway

## Timeline

- 2026-11-13: disclosed

## References

- [https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697305](https://support.citrix.com/support-home/kbsearch/article?articleNumber=CTX697305)

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- [Citrix NetScaler ADC memory overflow in Email OTP authentication](https://junglewise.ai/threats/cve-2026-107415-memory-overflow-in-email-otp-authentication-can-lead-to)
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