Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-24946

The Modern Events Calendar Lite WordPress plugin before 6.1.5 does not sanitise and escape the time parameter before using it in a SQL statement in the mec_load_single_page AJAX action, available to unauthenticated users, leading to an unauthenticated SQL injection issue

Security Impact Summary

This vulnerability carries a CRITICAL severity rating with a CVSS v3.1 score of 9.8, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts confidentiality (data exposure), integrity (unauthorized modifications), and availability (service disruption) for affected systems. Impacting 1 product from webnus organizations running these solutions should prioritize assessment and patching.

Historical Context

Reported in 2021, this vulnerability emerged during an era marked by increased sophistication in supply chain attacks, cloud infrastructure vulnerabilities, and software-as-a-service (SaaS) security challenges. Security practices during this period emphasized zero-trust architectures, container security, and API protection.

Published

2021-12-13T11:15:09.667

Last Modified

2024-11-21T05:54:03.680

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.8 (CRITICAL)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: PARTIAL
Availability Impact: PARTIAL

Exploitability Score

10.0

Impact Score

6.4

Weaknesses

Type: Secondary
CWE-89
Type: Secondary
CWE-89

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	webnus	modern_events_calendar_lite	< 6.1.5	Yes

References

http://packetstormsecurity.com/files/165742/WordPress-Modern-Events-Calendar-6.1-SQL-Injection.html Exploit, Third Party Advisory, VDB Entry ([email protected])
https://github.com/Hacker5preme/Exploits/tree/main/Wordpress/CVE-2021-24946 Exploit, Third Party Advisory ([email protected])
https://wpscan.com/vulnerability/09871847-1d6a-4dfe-8a8c-f2f53ff87445 Exploit, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/165742/WordPress-Modern-Events-Calendar-6.1-SQL-Injection.html Exploit, Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://github.com/Hacker5preme/Exploits/tree/main/Wordpress/CVE-2021-24946 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://wpscan.com/vulnerability/09871847-1d6a-4dfe-8a8c-f2f53ff87445 Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For webnus's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.