Request a Quote Form Plugin up to 2.5.2 on WordPress emd_form_builder_lite_pagenum eval injection

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 (≈)
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability categorized as critical has been discovered in Request a Quote Form Plugin up to 2.5.2 on WordPress. The affected element is the function emd_form_builder_lite_pagenum. Such manipulation leads to Remote Code Execution. This vulnerability is referenced as CVE-2025-8420. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability was found in Request a Quote Form Plugin up to 2.5.2 on WordPress and classified as critical. Affected by this issue is the function emd_form_builder_lite_pagenum. The manipulation with an unknown input leads to a remote code execution vulnerability. Using CWE to declare the problem leads to CWE-95. The product receives input from an upstream component, but it does not neutralize or incorrectly neutralizes code syntax before using the input in a dynamic evaluation call (e.g. "eval"). Impacted is confidentiality, integrity, and availability. CVE summarizes:

The Request a Quote Form plugin for WordPress is vulnerable to Remote Code Execution in version less than, or equal to, 2.5.2 via the emd_form_builder_lite_pagenum function. This is due to the plugin not properly validating user input before using it as a function name. This makes it possible for unauthenticated attackers to execute code on the server, however, parameters can not be passed to the functions called.

The advisory is available at wordfence.com. This vulnerability is handled as CVE-2025-8420. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 08/07/2025).

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

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Productinfo

Type

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.3
VulDB Temp Score: 7.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 8.1
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Eval injection
CWE: CWE-95 / CWE-94 / CWE-74
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

08/05/2025 Advisory disclosed
08/05/2025 +0 days VulDB entry created
08/07/2025 +2 days VulDB entry last update

Sourcesinfo

Advisory: wordfence.com
Status: Not defined

CVE: CVE-2025-8420 (🔒)
GCVE (CVE): GCVE-0-2025-8420
GCVE (VulDB): GCVE-100-318830

Entryinfo

Created: 08/05/2025 16:19
Updated: 08/07/2025 05:19
Changes: 08/05/2025 16:19 (50), 08/06/2025 06:03 (13), 08/07/2025 05:19 (1)
Complete: 🔍
Cache ID: 216::103

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