CVE-2026-39578— WordPress Valiance theme <= 1.2 - PHP Object Injection vulnerability
Possible ATT&CK Techniques 1AI
T1059 · Command and Scripting InterpreterAffected Version Matrix 1
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| Elated-Themes | Valiance | n/a≤ 1.2 | affected |
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I. Basic Information for CVE-2026-39578
Vulnerability Information
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Vulnerability Title
WordPress Valiance theme <= 1.2 - PHP Object Injection vulnerability
Source: NVD (National Vulnerability Database)
Vulnerability Description
Unauthenticated PHP Object Injection in Valiance <= 1.2 versions.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:L/I:L/A:N
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Elated-Themes | Valiance | n/a ~ 1.2 | - |
II. Public POCs for CVE-2026-39578
| # | POC Description | Source Link | Shenlong Link |
|---|
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · Elated-Themes · 2026-06-16 · 9 CVEs total
| CVE-2026-39522 | 8.1 HIGH | WordPress Solene theme <= 3.4 - Local File Inclusion vulnerability |
| CVE-2026-39577 | 8.1 HIGH | WordPress Playroom theme <= 1.4.1 - PHP Object Injection vulnerability |
| CVE-2026-39549 | 8.1 HIGH | WordPress Aperitif theme <= 1.5 - Local File Inclusion vulnerability |
| CVE-2026-39554 | 8.1 HIGH | WordPress Fidalgo theme <= 1.2.2 - PHP Object Injection vulnerability |
| CVE-2026-39557 | 8.1 HIGH | WordPress NeoBeat theme <= 1.7 - PHP Object Injection vulnerability |
| CVE-2026-39568 | 8.1 HIGH | WordPress Mr. SEO theme <= 2.0 - Local File Inclusion vulnerability |
| CVE-2026-40758 | 8.1 HIGH | WordPress Léonie theme <= 1.2.1 - PHP Object Injection vulnerability |
| CVE-2026-40754 | 8.1 HIGH | WordPress Roisin theme <= 1.4 - PHP Object Injection vulnerability |
IV. Related Vulnerabilities
Same vendor: Elated-Themes
- CVE-2026-39576
WordPress SingleMalt theme <= 1.5 - PHP Object Injection vul - CVE-2026-39556
WordPress Konsept theme <= 1.9 - PHP Object Injection vulner - CVE-2026-39523
WordPress Solene Core plugin <= 2.3.2 - Local File Inclusion - CVE-2026-39558
WordPress Malmö theme <= 2.2 - Local File Inclusion vulnerab - CVE-2026-40758
WordPress Léonie theme <= 1.2.1 - PHP Object Injection vulne
Same weakness: CWE-502
- CVE-2026-48909
Joomla Extension - joomshaper.com - PHP Object injection in - CVE-2026-49286
PhpWeasyPrint vulnerable to PHAR deserialization via output - CVE-2025-27511
GeoServer DB2 DataStore Extension has a JNDI Vulnerability v - CVE-2026-8024
Deserialization vulnerability in ibaPDA and ibaDatCoordinato - CVE-2026-53805
NVIDIA SIL GEN3C Unauthenticated RCE via Pickle Deserializat
V. Comments for CVE-2026-39578
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