CVE-2022-45845 MEDIUM

CVE-2022-45845: WordPress Smart Slider 3 Plugin <= 3.5.1.9 is vulnerable to PHP Object Injection

Vendor Nextend

Product Smart Slider 3

Weakness CWE-502 · Unsafe deserialization

Published January 19, 2024

Last update April 28, 2026

View on NVD All CVEs

CVSS base score

4.3/10

Attack vector Network

Attack complexity Low

Privileges required Low

User interaction None

Confidentiality None

Integrity Low

CVSS vector

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

What the vulnerability does

01Description

Deserialization of Untrusted Data vulnerability in Nextend Smart Slider 3.This issue affects Smart Slider 3: from n/a through 3.5.1.9.

Explanation of Vulnerability in Simple Terms

02Summary

Smart Slider 3 through version 3.5.1.9 deserializes untrusted data without proper validation. An authenticated user with low privileges can craft malicious serialized input to modify site data. The vulnerability does not allow code execution or data theft, but can corrupt or alter content on the site.

What an attacker can do

03Attacker Capabilities

Modify site data by submitting malicious serialized input.

Potential impact on your site

04Site Impact

Site content or settings could be altered by a low-privilege user account.

Conditions required to exploit

05Prerequisites

Attacker must have a low-privilege authenticated account on the site.

Key dates

06Disclosure timeline

January 19, 2024 CVE published

April 28, 2026 Record updated

External resources

07References

NVD — National Vulnerability Database https://nvd.nist.gov/vuln/detail/CVE-2022-45845 CWE — Common Weakness Enumeration https://cwe.mitre.org/data/definitions/502.html AskarLabs — CWE-502 write-up Deserialization of Untrusted Data

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