CVE-2026-84834
Deferred Deferred - Pending Action

Unauthenticated PHP Object Injection in JobSearch

Publication date: 2026-09-03

Last updated on: 2026-09-03

Assigner: Patchstack

Description
Unauthenticated PHP Object Injection in JobSearch <= 3.2.0 versions.

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Meta Information

Published
2026-09-03
Last Modified
2026-09-03
Generated
2026-09-03
AI Q&A
2026-09-03
EPSS Evaluated
N/A
NVD
CVE-2026-84834
EUVD
EUVD-2026-70565

Affected Vendors & Products

Showing 1 associated CPE
Vendor Product Version / Range
jobsearch jobsearch to 3.2.0 (inc)

Helpful Resources

Exploitability

CWE
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KEV
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CWE ID Description
CWE-502 The product deserializes untrusted data without sufficiently ensuring that the resulting data will be valid.

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Executive Summary

This is an unauthenticated PHP Object Injection vulnerability in the JobSearch plugin versions 3.2.0 and below. It allows remote attackers to inject malicious PHP objects without authentication, potentially leading to code execution or other attacks.

Detection Guidance

Detecting unauthenticated PHP Object Injection in JobSearch <= 3.2.0 requires checking for vulnerable versions and inspecting code for unsafe unserialize() usage. Review installed plugins, check server logs for suspicious POST requests, and scan for files containing unserialize() without proper input validation.

Impact Analysis

An attacker could exploit this to execute arbitrary code on your server, take control of your website, steal sensitive data, or disrupt services. Since it requires no authentication, any unpatched version is at high risk.

Compliance Impact

This vulnerability could lead to unauthorized data access or breaches, violating GDPR (data protection) and HIPAA (health data privacy) requirements. Non-compliance may result in legal penalties, fines, or reputational damage.

Mitigation Strategies

Immediately update JobSearch to the latest version if available. If no patch exists, disable the plugin until a fix is released. Implement WAF rules to block unserialize() payloads. Monitor network traffic for unusual POST requests targeting the plugin.

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