What’s Vulnerable › Vulnerabilities

CVE-2026-76663: HPE NonStop TELSERV - Memory corruption vulnerability

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-10-15 · updated 2026-10-15
• Weakness: CWE-121

Description

A stack-based buffer overflow vulnerability in HPE NonStop TELSERV can cause memory corruption that may result in DoS.

Affected products

• Hewlett Packard Enterprise HPE NonStop TELSERV: through T9553L01^BAJ

References

• https://support.hpe.com/hpesc/public/docDisplay?docId=hpesbns05148en_us&docLocale=en_US

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