McAfee ePO unvalidated URL redirect vulnerability

published 2021-03-26 5y ago modified 2026-06-17 4mo ago also EUVD-2021-10814

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.6%; EPSS 0.6% chance of exploitation in 30 days, percentile 50%
public exploits: 0; none known

Unvalidated client-side URL redirect vulnerability in McAfee ePolicy Orchestrator (ePO) prior to 5.10 Update 10 could cause an authenticated ePO user to load an untrusted site in an ePO iframe which could steal information from the authenticated user.

Patch / fix

fixed in 1

McAfee,LLC McAfee ePolicy Orchestrator (ePO) 5.10 CU 10

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Exploit prediction

0.62% chance of exploitation in the next 30 days, higher than 50% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N
NVD	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:H/I:L/A:N
NVD	2.0	4.9	AV:N/AC:M/Au:S/C:P/I:P/A:N

Affected products

McAfee,LLC McAfee ePolicy Orchestrator (ePO)

Classification

Weakness

CWE-601 URL Redirection to Untrusted Site

References

kc.mcafee.com /corporate/index?page=content&id=SB10352

Sources

CVE List CVE-2021-23888
NVD CVE-2021-23888

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