Mathieu Chartier WP-Advanced-Search Plugin up to 3.3.9.3 on WordPress unrestricted upload

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Mathieu Chartier WP-Advanced-Search Plugin up to 3.3.9.3 on WordPress. It has been declared as critical. Affected by this vulnerability is an unknown functionality. The manipulation results in unrestricted upload. This vulnerability is reported as CVE-2025-39538. The attack can be launched remotely. No exploit exists.

Detailsinfo

A vulnerability was found in Mathieu Chartier WP-Advanced-Search Plugin up to 3.3.9.3 on WordPress. It has been classified as critical. Affected is some unknown processing. The manipulation with an unknown input leads to a unrestricted upload vulnerability. CWE is classifying the issue as CWE-434. The product allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Unrestricted Upload of File with Dangerous Type vulnerability in Mathieu Chartier WP-Advanced-Search allows Upload a Web Shell to a Web Server. This issue affects WP-Advanced-Search: from n/a through 3.3.9.3.

The weakness was disclosed by Nabil Irawan. The advisory is shared for download at patchstack.com. This vulnerability is traded as CVE-2025-39538 since 04/16/2025. The exploitability is told to be easy. It is possible to launch the attack remotely. Additional levels of successful authentication are required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 04/16/2025). The MITRE ATT&CK project declares the attack technique as T1608.002.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.6

VulDB Base Score: 4.7
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 6.6
CNA Vector (Patchstack): 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Unrestricted upload
CWE: CWE-434 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

04/16/2025 🔍
04/16/2025 +0 days 🔍
04/16/2025 +0 days 🔍
04/16/2025 +0 days 🔍

Sourcesinfo

Advisory: patchstack.com
Researcher: Nabil Irawan
Status: Not defined

CVE: CVE-2025-39538 (🔍)
GCVE (CVE): GCVE-0-2025-39538
GCVE (VulDB): GCVE-100-305052

Entryinfo

Created: 04/16/2025 15:30
Changes: 04/16/2025 15:30 (64)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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