Web Gateway (MWG) - Privilege Escalation vulnerability

published 2020-09-15 6y ago modified 2026-06-17 4mo ago also EUVD-2020-28421

cvss: 4.6; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 0.4%; EPSS 0.4% chance of exploitation in 30 days, percentile 33%
public exploits: 0; none known

Privilege Escalation vulnerability in McAfee Web Gateway (MWG) prior to 9.2.1 allows authenticated user interface user to delete or download protected files via improper access controls in the REST interface.

Patch / fix

fixed in 1

McAfee McAfee Web Gateway (MWG) 9.2.1

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Exploit prediction

0.39% chance of exploitation in the next 30 days, higher than 33% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by	version	score	vector
CNA	3.1	4.6	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
NVD	3.1	4.6	CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N
NVD	2.0	4.1	AV:A/AC:L/Au:S/C:P/I:P/A:N

Affected products

McAfee McAfee Web Gateway (MWG)

Classification

Weakness

CWE-287 Improper Authentication

References

kc.mcafee.com /corporate/index?page=content&id=SB10323

Sources

CVE List CVE-2020-7294
NVD CVE-2020-7294

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