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CVE-2023-51414

25
FAUCET Score

CVE-2023-51414 is a critical Deserialization of Untrusted Data vulnerability affecting EnvialoSimple Email Marketing y Newsletters versions up to 2.1. This flaw allows unauthenticated attackers to execute arbitrary code with high impact on confidentiality, integrity, and availability, as indicated by its CVSS score of 9.8. While no public exploits, Metasploit modules, or Nuclei templates are currently available, and there is minimal community discussion, the high FAUCET Risk Score of 79/100 underscores its significant potential danger.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.1CPE matchmatch criteria
cpe:2.3:a:donweb:envialosimple\:email_marketing_y_newsletters:*:*:*:*:*:wordpress:*:*

CVSS Data

CVSS version used by this source: 3.1

9.6CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
6.0
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.56%
Probability of exploitation in next 30 days
EPSS Percentile
43.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0056 is in the 23rd percentile among its peer group of 36,862 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

patchstack.com / database/vulnerability/envialosimple-email-marketing-y-newsletters-gratis/wordpress-envialosimple-plugin-2-1-unauthenticated-php-object-injection-vulnerability
Third Party Advisory