CVE-2021-24946 (GCVE-0-2021-24946)
Vulnerability from cvelistv5 – Published: 2021-12-13 10:41 – Updated: 2024-08-03 19:49Title
Modern Events Calendar < 6.1.5 - Unauthenticated Blind SQL Injection
Summary
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
Severity
9.8 (Critical)
CWE
- CWE-89 - SQL Injection
Assigner
References
3 references
| URL | Tags |
|---|---|
| https://wpscan.com/vulnerability/09871847-1d6a-4d… | x_refsource_MISC |
| http://packetstormsecurity.com/files/165742/WordP… | x_refsource_MISC |
| https://github.com/Hacker5preme/Exploits/tree/mai… | x_refsource_MISC |
Impacted products
1 product
| Vendor | Product | Version | CPE status | |
|---|---|---|---|---|
| Unknown | Modern Events Calendar Lite |
Affected:
6.1.5 , < 6.1.5
(custom)
|
guessed |
Previdian
Known Exploited Vulnerability - GCVE BCP-07 Compliant
KEV entry ID: c23e0aba-3eb3-4a2a-b1f8-043fcba885ef
Exploited: Yes
Timestamps
First Seen: 2026-09-17
Asserted: 2026-09-17
Scope
Notes: Modern Events Calendar < 6.1.5 - Unauthenticated Blind SQL Injection | Affected: Webnus / Modern Events Calendar Lite | CVSS: 9.8 (CRITICAL) | EPSS: 0.728 | Used in malware: unknown | Not yet in CISA KEV: True
Evidence
Type: Public Report
Signal: Successful Exploitation
Confidence: 70%
Source: previdian
Details
| Feed | Previdian (previdian.com) |
|---|---|
| Title | Modern Events Calendar < 6.1.5 - Unauthenticated Blind SQL Injection |
| Cve Id | CVE-2021-24946 |
| Vendor | Webnus |
| Ghsa Id | None |
| Product | Modern Events Calendar Lite |
| Added Date | 2026-09-17T00:00:00.000Z |
| Cvss Score | 9.8 |
| Epss Score | 0.728 |
| Previous Ids | |
| Cvss Severity | CRITICAL |
| Virtual Patch | False |
| Cvss Estimated | False |
| Epss Percentile | 0.9942 |
| Used In Malware | unknown |
| Vulnerability Id | CVE-2021-24946 |
| Ahead Of Cisa Kev | None |
| Not Yet In Cisa Kev | True |
References
Created: 2026-09-18 11:00 UTC
| Updated: 2026-09-18 11:00 UTC
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.
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