CVE-2023-34027
CWE-502Published: December 19, 2023· Updated: Jun 17, 2026
Official Description
Deserialization of Untrusted Data vulnerability in Rajnish Arora Recently Viewed Products.This issue affects Recently Viewed Products: from n/a through 1.0.0.
Risk Analysis
The Recently Viewed Products plugin for WordPress is vulnerable to deserialization of untrusted data. This can be exploited to achieve remote code execution on the server.
No public exploit is known, and the vulnerability is not in the KEV catalog. It is remotely exploitable.
Update the plugin to the latest version or remove it if it is no longer required. Ensure that all WordPress components are kept up to date.
Technical Analysis
CVE-2023-34027 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.
A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.
From a weakness classification perspective (CWE-502): Insecure deserialization vulnerabilities allow attackers to inject malicious objects during deserialization, potentially enabling remote code execution.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (2)
Quick Facts
Related CVEs (CWE-502)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2023-34027 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts