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CVE-2021-24149

Modern Events Calendar Lite < 5.16.6 - Authenticated SQL Injection

HIGH
8.8
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
HIGH8.8
Exploit prediction
EPSS 2%

Description

Unvalidated input in the Modern Events Calendar Lite WordPress plugin, versions before 5.16.6, did not sanitise the mec[post_id] POST parameter in the mec_fes_form AJAX action when logged in as an author+, leading to an authenticated SQL Injection issue.

Affected

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

Modern Events Calendar Lite· Webnuswordpress-plugin
95%
v < 5.16.6
Affected range stops below 5.16.6, 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.

References (1)

x_refsource_MISCExploitThird Party Advisory
Source: [email protected]
https://wpscan.com/vulnerability/26819680-22a8-4348-b63d-dc52c0d50ed0

CVSS

8.8HIGH[email protected]
Attack Vector
NETWORK
Complexity
LOW
Privileges
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-89

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