WPManageNinja Best Payments Plugin for WP up to 4.6.19 on WordPress external control of assumed-immutable web parameter

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

Summaryinfo

A vulnerability was found in WPManageNinja Best Payments Plugin for WP up to 4.6.19 on WordPress and classified as problematic. This vulnerability affects unknown code. The manipulation results in external control of assumed-immutable web parameter. This vulnerability was named CVE-2026-42655. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability classified as problematic has been found in WPManageNinja Best Payments Plugin for WP up to 4.6.19 on WordPress. Affected is an unknown code. The manipulation with an unknown input leads to a external control of assumed-immutable web parameter vulnerability. CWE is classifying the issue as CWE-472. The web application does not sufficiently verify inputs that are assumed to be immutable but are actually externally controllable, such as hidden form fields. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Unauthenticated Bypass Vulnerability in Best Payments Plugin for WP <= 4.6.19 versions.

The weakness was presented by Weerawat Pawanawiwat. The advisory is shared for download at patchstack.com. This vulnerability is traded as CVE-2026-42655 since 04/29/2026. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. 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 06/16/2026).

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

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.7
VulDB Meta Temp Score: 5.6

VulDB Base Score: 5.6
VulDB Temp Score: 5.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 5.9
CNA Vector (Patchstack): 🔒

CVSSv2info

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

Exploitinginfo

Class: External control of assumed-immutable web parameter
CWE: CWE-472
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

04/29/2026 CVE reserved
06/16/2026 +48 days Advisory disclosed
06/16/2026 +0 days VulDB entry created
06/16/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: patchstack.com
Researcher: Weerawat Pawanawiwat
Status: Not defined

CVE: CVE-2026-42655 (🔒)
GCVE (CVE): GCVE-0-2026-42655
GCVE (VulDB): GCVE-100-371088

Entryinfo

Created: 06/16/2026 06:13
Changes: 06/16/2026 06:13 (63)
Complete: 🔍
Cache ID: 216::103

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