CVE-2023-3186

Popup by Supsystic <= 1.10.18 - Prototype Pollution

2023-06-23 00:00

Strategic Overview

Status: Patched in 1.10.19
Affected Plugin: Smart Popup by Supsystic
Affected Version: < 1.10.19
CVSS: 7.1High
Weakness type: CWE-1321 · Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')
CVE: CVE-2023-3186

View all Smart Popup by Supsystic vulnerabilities

At a glance

CVE-2023-3186 is a high-severity Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution') vulnerability in the Smart Popup by Supsystic WordPress plugin, affecting versions < 1.10.19. It carries a CVSS score of 7.1 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 1.10.19; sites on affected versions should update now. Disclosed June 2023, reported by drwtsn.

Vulnerability Overview

The plugin Popup by Supsystic for WordPress is vulnerable to prototype pollution, which could make injecting malicious web scripts possible in some cases.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site.

CWE-1321: Improperly Controlled Modification of Object Prototype Attributes ('Prototype Pollution')

The product receives input from an upstream component that specifies attributes that are to be initialized or updated in an object, but it does not properly control modifications of attributes of the object prototype.

Remediation

Update to version 1.10.19, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: Smart Popup by Supsystic 1.10.19 closes this, and updating the plugin is the step that ends it.

Alerts

External References

https://www.cve.org/CVERecord?id=CVE-2023-3186 https://www.wordfence.com/threat-intel/vulnerabilities/id/12acf651-6476-491b-84b3-afbc6c655b17 https://nvd.nist.gov/vuln/detail/CVE-2023-3186

Related records

Other vulnerabilities in Smart Popup by Supsystic

CVSS Vector

7.1

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityLow

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