CVE-2021-4462criticalobserved exploitationCWE-434

CVE-2021-4462: critical vulnerability in Employee Records System

Employee Records System v1.0 Arbitrary File Upload RCE

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85Vexday Risk Score

Patch now. It exploitation observed by VulnCheck and has a working public exploit.

ssvc Actcvss 9.3epss 3.4%
from disclosure to weapon
Published on NVDNov 10
VulnCheckNov 10
Employee Records System version 1.0 contains an unrestricted file upload vulnerability that allows a remote unauthenticated attacker to upload arbitrary files via the uploadID.php endpoint; uploaded files can be executed because the application does not perform proper server-side validation. Exploitation evidence was observed by the Shadowserver Foundation on 2025-02-06 UTC.
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
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