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Critical severity9.0NVD Advisory· Published Feb 17, 2021· Updated Jun 17, 2026

CVE-2021-23885

CVE-2021-23885

Description

Privilege escalation vulnerability in McAfee Web Gateway (MWG) prior to 9.2.8 allows an authenticated user to gain elevated privileges through the User Interface and execute commands on the appliance via incorrect improper neutralization of user input in the troubleshooting page.

Affected products

3
  • McAfee/Web Gateway2 versions
    cpe:2.3:a:mcafee:web_gateway:*:*:*:*:*:*:*:*+ 1 more
    • cpe:2.3:a:mcafee:web_gateway:*:*:*:*:*:*:*:*range: <8.2.17
    • (no CPE)range: <9.2.8
  • McAfee,LLC/McAfee Web Gateway (MWG)v5
    Range: unspecified

Patches

Vulnerability mechanics

References

1

News mentions

0

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