WordPress Polylang plugin <= 3.8.9 - PHP Object Injection vulnerability
CVSS score
7.2
EPSS probability
—
Risk score
0.7
Published
14 h ago
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Impact on My Inventory
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Vulnerability description
CVE AI research
DayBreach AI Explanation
Verified against sourcesSources read
2
Source agreement
Tam uyum
Evidence confidence
%63
Short explanation
The WordPress Polylang plugin up to version 3.8.9 is affected by a PHP Object Injection vulnerability due to the deserialization of untrusted data. This security issue allows high-privileged users to trigger object injection.
When successfully exploited, this vulnerability can pose high impacts on confidentiality, integrity, and availability, compromising system security.
What should be done?
- Monitor official vendor advisories and updates
- Keep the plugin version updated where applicable
- Restrict high-privileged user roles
Chain of evidence and sources
WordPress Polylang eklentisi 3.8.9 ve önceki sürümleri PHP Object Injection zafiyetinden etkilenmektedir.
Zafiyet CWE-502 zafiyet türüne dayanmakta olup 7.2 CVSS taban puanına sahiptir.
Show the technical text from the sources
Deserialization of Untrusted Data vulnerability in WP SYNTEX Polylang polylang allows Object Injection.This issue affects Polylang: from n/a through 3.8.9.
CVSS vector: CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
CWE: CWE-502
Explanation produced with the local gemini-flash-lite-latest model. Numerical metrics and the KEV, patch and exploit statuses are not determined by AI.
IMPACT: Affected Products and Software
Affected Products
The following products are affected by CVE-2026-97278 vulnerability. Where our threat engine knows the exact affected versions, they are listed below.
| ID | VENDOR | PRODUCT | ACTION |
|---|---|---|---|
| 1 | WP SYNTEX | Polylang | View |
RED HAT CSAF/VEX: Product Impact Check
SCORING: CVSS from Multiple Sources
CVSS Scores
The Common Vulnerability Scoring System is a standardised framework for assessing the severity of vulnerabilities in software and systems. We collect and display CVSS scores from several sources for each CVE.
| SCORE | VERSION | SEVERITY | VECTOR | SOURCE |
|---|---|---|---|---|
| 7.2 | CVSS V3_1 | HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | CVE CNA |
| 7.2 | CVSS V31 | HIGH | CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H | NVD |
Patch and Remediation Guide
Solution & Remediation Advisory
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Public exploit and active exploitation status
Verified exploit intelligence
No verified public PoC, exploit repository or Metasploit module has been found for this CVE yet.
Weakness Classification and Attack Patterns (CWE & CAPEC)
CWE - Common Weakness Enumeration
While CVE identifies specific instances of vulnerabilities, CWE categorises the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-97278 is associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-97278 weaknesses.
Attack Vector and Accessibility
Official Sources and Advisories
CVSS Vector Radar Chart
7.2 / 10Vulnerability Scoring Details
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:HYama durumu bilinmiyor
Weakness Type (CWE & CAPEC)
Similar Vulnerabilities
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