Vulnerability · Published Oct 15, 2026 · Assigned by hpe
CVE-2026-79840HPE NonStop XABroker - Memory corruption vulnerability
High 7.3
In plain English
A high-severity stack buffer overflow in HPE NonStop XABroker from Hewlett Packard Enterprise. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.1% (higher than 1% of all known vulnerabilities).
Severity (CVSS 3.1)7.3High
Exploit odds (30 days)<0.1%top 99.4% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
A buffer overflow vulnerability in HPE NonStop XABroker may cause memory corruption, resulting in application crash.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Hewlett Packard Enterprise | HPE NonStop XABroker | T0804L40 and earlier |
Weakness: CWE-121 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:H