Vulnerability in HPE Superdome Flex

CVE-2021-26589

A potential security vulnerability has been identified in HPE Superdome Flex Servers. The vulnerability could be remotely exploited to allow Cross Site Scripting (XSS) because the Session Cookie is missing an HttpOnly Attribute. HPE has provided a firmware update to resolve the vulnerability in HPE Superdome Flex Servers.

EPSS: 0.005 (41.9th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2021-26589?
CVE-2021-26589 is a medium-severity vulnerability in HPE Superdome Flex, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 6.1/10. Published 2021-10-19.
How severe is CVE-2021-26589?
Medium severity. CVSS v3 base score is 6.1 out of 10.