CVE-2026-19489: Vulnerability in NetScaler ADC
CVE-2026-19489 is a high-severity vulnerability affecting NetScaler ADC and NetScaler Gateway products. It impacts versions from 13.1 through 63.21 and from 14.1 through 73.32. The vulnerability has a CVSS 4.0 base score of 8.8, indicating a significant security risk. No public exploits are currently known. There is no explicit vendor advisory or patch information provided in the input data.
AI Analysis
Technical Summary
This vulnerability affects NetScaler ADC and NetScaler Gateway products in versions >=13.1 <=63.21 and >=14.1 <=73.32. It is identified as CWE-120, which typically relates to buffer overflow issues. The CVSS 4.0 vector indicates the vulnerability is remotely exploitable without privileges or user interaction, with high impact on availability and low impact on confidentiality and integrity. The vulnerability is published and assigned by NetScaler but no patch or remediation details are provided in the input.
Potential Impact
The vulnerability allows remote attackers to potentially cause a high impact on the availability of affected NetScaler ADC and Gateway systems without requiring privileges or user interaction. Confidentiality and integrity impacts are low. This could lead to denial of service or system disruption.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround information is provided in the available data.
CVE-2026-19489: Vulnerability in NetScaler ADC
Description
CVE-2026-19489 is a high-severity vulnerability affecting NetScaler ADC and NetScaler Gateway products. It impacts versions from 13.1 through 63.21 and from 14.1 through 73.32. The vulnerability has a CVSS 4.0 base score of 8.8, indicating a significant security risk. No public exploits are currently known. There is no explicit vendor advisory or patch information provided in the input data.
CVSS v4.0
Score 8.8high
Affected software
NetScaler
ADC
NetScaler
Gateway
pkg:github/netscaler/ADCRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Weaknesses
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
This vulnerability affects NetScaler ADC and NetScaler Gateway products in versions >=13.1 <=63.21 and >=14.1 <=73.32. It is identified as CWE-120, which typically relates to buffer overflow issues. The CVSS 4.0 vector indicates the vulnerability is remotely exploitable without privileges or user interaction, with high impact on availability and low impact on confidentiality and integrity. The vulnerability is published and assigned by NetScaler but no patch or remediation details are provided in the input.
Potential Impact
The vulnerability allows remote attackers to potentially cause a high impact on the availability of affected NetScaler ADC and Gateway systems without requiring privileges or user interaction. Confidentiality and integrity impacts are low. This could lead to denial of service or system disruption.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. No official fix or temporary workaround information is provided in the available data.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- NetScaler
- Date Reserved
- 2026-08-10T17:39:54.968Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6a85aa9bacd9273b4918fe1f
Added to database: 08/19/2026, 13:07:39 UTC
Last enriched: 09/11/2026, 09:32:19 UTC
Last updated: 10/03/2026, 08:35:47 UTC
Views: 89
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