Select-mes Struktur Core Plugin up to 2.5.1 on WordPress filename file inclusion

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.3$0-$5k1.59+

Summaryinfo

A vulnerability described as critical has been identified in Select-mes Struktur Core Plugin up to 2.5.1. This impacts an unknown function. Such manipulation of the argument filename leads to file inclusion. This vulnerability is listed as CVE-2026-57803. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability was found in Select-mes Struktur Core Plugin up to 2.5.1 and classified as critical. Affected by this issue is an unknown code block. The manipulation of the argument filename with an unknown input leads to a file inclusion vulnerability. Using CWE to declare the problem leads to CWE-73. The product allows user input to control or influence paths or file names that are used in filesystem operations. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper Control of Filename for Include/Require Statement in PHP Program ('PHP Remote File Inclusion') vulnerability in Select-Themes Struktur Core struktur-core allows PHP Local File Inclusion.This issue affects Struktur Core: from n/a through <= 2.5.1.

The advisory is shared for download at patchstack.com. This vulnerability is handled as CVE-2026-57803 since 06/25/2026. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 07/13/2026).

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: 7.3
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.3
VulDB Temp Score: 7.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: File inclusion
CWE: CWE-73
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined
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

06/25/2026 CVE reserved
07/13/2026 +18 days Advisory disclosed
07/13/2026 +0 days VulDB entry created
07/13/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: patchstack.com
Status: Not defined

CVE: CVE-2026-57803 (🔒)
GCVE (CVE): GCVE-0-2026-57803
GCVE (VulDB): GCVE-100-378068

Entryinfo

Created: 07/13/2026 14:49
Changes: 07/13/2026 14:49 (54)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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