What is CVE-2022-0858?

CVE-2022-0858 is a medium-severity vulnerability in Mcafee Epolicy Orchestrator, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2022-03-23.

How severe is CVE-2022-0858?

Medium severity. CVSS v3 base score is 4.3 out of 10.

XSS in Mcafee Epolicy Orchestrator

CVE-2022-0858

A cross-site scripting (XSS) vulnerability in McAfee Enterprise ePolicy Orchestrator (ePO) prior to 5.10 Update 13 allows a remote attacker to potentially obtain access to an ePO administrator's session by convincing the attacker to click on a carefully crafted link. This would lead to limited ability to alter some information in ePO due to the area of the User Interface the vulnerability is present in.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2022-03-23 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:L/A:N.

EPSS exploit prediction

EPSS: 0.008 (55.3th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 55th percentile — 55.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Mcafee Epolicy Orchestrator — versions 5.10.0
Mcafee,llc Mcafee Epolicy Orchestrator (Epo) — versions unspecified

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

kc.mcafee.com/corporate/index (Broken Link, Vendor Advisory)

Frequently asked questions

What is CVE-2022-0858?: CVE-2022-0858 is a medium-severity vulnerability in Mcafee Epolicy Orchestrator, classified under Cross-site Scripting. CVSS score: 4.3/10. Published 2022-03-23.
How severe is CVE-2022-0858?: Medium severity. CVSS v3 base score is 4.3 out of 10.