Memory Overflow in Citrix NetScaler Affects SMPP Traffic
CVE-2026-107407

9.3CRITICAL

Key Information:

Vendor

Citrix Netscaler

Status
Adc
Gateway
Vendor
CVE Published:
13 November 2026

What is CVE-2026-107407?

A memory overflow vulnerability exists within the handling of SMPP traffic in Citrix NetScaler. This vulnerability can lead to unpredictable behavior or may cause a Denial of Service, potentially disrupting service availability. Administrators are advised to review the affected versions and apply the necessary updates to mitigate risks.

Affected Version(s)

ADC 0 < 14.1-73.57

ADC 0 < 13.1-64.39

ADC 0 < 14.1-73.58 FIPS

References

https://support.citrix.com/support-home/kbsearch/article?...

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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