What is CVE-2023-3186?

CVE-2023-3186 is a critical-severity vulnerability in Supsystic Popup, classified under CWE-1321 IMPROPERLY CONTROLLED MODIFICATION OF OBJECT PROTOTYPE ATTRIBUTES ('PROTOTYPE POLLUTION'). CVSS score: 9.8/10. Published 2023-07-17.

How severe is CVE-2023-3186?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-3186 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Vulnerability in Supsystic Popup

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.

EPSS: 0.015 (70.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Supsystic Popup
Unknown Popup By Supsystic — versions 0

Public proof-of-concept exploits

20142995/nuclei-templates

References

contact@wpscan.com (Exploit, technical-description, Third Party Advisory, exploit, vdb-entry)

Frequently asked questions

What is CVE-2023-3186?: CVE-2023-3186 is a critical-severity vulnerability in Supsystic Popup, classified under CWE-1321 IMPROPERLY CONTROLLED MODIFICATION OF OBJECT PROTOTYPE ATTRIBUTES ('PROTOTYPE POLLUTION'). CVSS score: 9.8/10. Published 2023-07-17.
How severe is CVE-2023-3186?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-3186 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.