HPE NonStop Python 3.x - Directory traversal vulnerability

published 2026-10-15 25 d ago modified 2026-10-15 24 d ago also EUVD-2026-101969

cvss: 8.0; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.3%; EPSS 0.3% chance of exploitation in 30 days, percentile 27%
public exploits: 0; none known

A directory traversal vulnerability in HPE NonStop Python 3.x could allow attackers to overwrite arbitrary files via a .. (dot dot) sequence in filenames in a TAR archive.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: total
Assessed: 24 d ago (2026-10-15)

Exploit prediction

0.34% chance of exploitation in the next 30 days, higher than 27% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by	version	score	vector
CNA	3.1	8.0	CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

Hewlett Packard Enterprise HPE NonStop Python 3.x

Classification

Weakness

CWE-30 Path Traversal: '\dir\..\filename'

References

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

Sources

CVE List CVE-2026-79824
NVD CVE-2026-79824

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary