CVE-2021-24145

Modern Events Calendar Lite < 5.16.5 - Authenticated Arbitrary File Upload leading to RCE

HIGH
7.2
CVSS Score
Published: March 18, 2021 at 02:57 PM UTC
Updated: June 17, 2026 at 03:39 AM UTC
1 product affected across 1 vendorModern Events Calendar Lite

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Severity
HIGH7.2
Exploit prediction
EPSS 87%

Description

Arbitrary file upload in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.5, did not properly check the imported file, allowing PHP ones to be uploaded by administrator by using the 'text/csv' content-type in the request.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 5.16.5
Affected range stops below 5.16.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-434

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