CRITICAL

CVE-2023-3186

CVSS v3

9.8

CRITICAL

EPSS Score

1.5 %

exploit probability, as of 2026-10-19

CISA KEV

known exploited

Exploitation

—

SSVC status

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Affected and fixed versions

Neither OSV.dev nor the vendor advisories we read list affected versions for CVE-2023-3186 yet.

Full record on NVD

Description

The Popup by Supsystic WordPress plugin before 1.10.19 has a prototype pollution vulnerability that could allow an attacker to inject arbitrary properties into Object.prototype.

Technical details

Published: 2023-07-17

Frequently asked questions

What is CVE-2023-3186?

The Popup by Supsystic WordPress plugin before 1.10.19 has a prototype pollution vulnerability that could allow an attacker to inject arbitrary properties into Object.prototype.

Is CVE-2023-3186 actively exploited?

Active exploitation of CVE-2023-3186 has not been confirmed. Its EPSS score was 1.5% on 2026-10-19, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2023-3186?

CVE-2023-3186 has a CVSS v3 base score of 9.8 (CRITICAL severity).

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