KEV Entry

CVE-2021-4374

Known Exploited Vulnerability Entry Previdian

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Entry Details
Confirmed Exploited

CVE-2021-4374

2026-04-25 02:00 CEST

Timestamps

2026-04-25

2026-04-25

Scope

The WordPress Automatic Plugin for WordPress is vulnerable to arbitrary options updates in versions up to, and including, 3.53.2. This is due to... | Affected: ValvePress / WordPress Automatic Plugin | CVSS: 9.1 (CRITICAL) | EPSS: 0.16408 | Used in malware: unknown | Not yet in CISA KEV: True

References
  • {'id': 'CVE-2021-4374', 'url': 'https://www.cve.org/CVERecord?id=CVE-2021-4374'}
  • {'id': 'previdian', 'url': 'https://previdian.com/CVE-2021-4374'}

1145c7a4-c7dd-41d7-b8ee-8a3adaf7126a

Previdian
caeb2787-0d58-4236-9039-7c86c3e566f3

2026-10-02 09:09 CEST

2026-10-02 09:09 CEST

Evidence
1
Type Source Signal Confidence Details GCVE Metadata
public_report previdian successful_exploitation 0.70
View details 
{
  "added_date": "2026-04-25T00:00:00.000Z",
  "ahead_of_cisa_kev": null,
  "cve_id": "CVE-2021-4374",
  "cvss_estimated": false,
  "cvss_score": 9.1,
  "cvss_severity": "CRITICAL",
  "epss_percentile": 0.96888,
  "epss_score": 0.16408,
  "feed": "Previdian (previdian.com)",
  "ghsa_id": null,
  "not_yet_in_cisa_kev": true,
  "previous_ids": [],
  "product": "WordPress Automatic Plugin",
  "title": "The WordPress Automatic Plugin for WordPress is vulnerable to arbitrary options updates in versions up to, and including, 3.53.2. This is due to...",
  "used_in_malware": "unknown",
  "vendor": "ValvePress",
  "virtual_patch": false,
  "vulnerability_id": "CVE-2021-4374"
}
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