CVE-2026-77765 - Vulnerability Details - OpenCVE

The Better Payment WordPress plugin before 2.3.4 does not validate the submitted payment amount server-side against the merchant's configured fixed price before building the gateway charge, allowing unauthenticated users to pay an arbitrary reduced amount for a fixed-price item.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00186.

Exploitation none

Automatable yes

Technical Impact partial

No data.

No data.

No data.

No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://wpscan.com/vulnerability/932f8c74-1ded-40ee-b1fd-a328f3626f21/

History

Wed, 23 Sep 2026 11:45:00 +0000

Type	Values Removed	Values Added
Description		The Better Payment WordPress plugin before 2.3.4 does not validate the submitted payment amount server-side against the merchant's configured fixed price before building the gateway charge, allowing unauthenticated users to pay an arbitrary reduced amount for a fixed-price item.
Title		Better Payment < 2.3.4 - Unauthenticated Payment Amount Manipulation
Weaknesses		CWE-284
References		https://wpscan.com/vulnerability/932f8c74-1ded-40ee-b1fd-a328f3626f21/
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N'}` ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Projects

Sign in to view the affected projects.

MITRE

Status: PUBLISHED

Assigner: WPScan

Published: 2026-09-23T06:00:15.251Z

Updated: 2026-09-23T11:00:05.130Z

Reserved: 2026-08-21T10:44:32.094Z

Link: CVE-2026-77765

Vulnrichment

Updated: 2026-09-23T10:38:48.016Z

NVD

Status : Received

Published: 2026-09-23T06:17:01.827

Modified: 2026-09-23T11:17:11.270

Link: CVE-2026-77765

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-284

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77765", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-08-21T10:44:32.094Z", "datePublished": "2026-09-23T06:00:15.251Z", "dateUpdated": "2026-09-23T11:00:05.130Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-23T06:00:15.251Z"}, "title": "Better Payment < 2.3.4 - Unauthenticated Payment Amount Manipulation", "problemTypes": [{"descriptions": [{"description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Better Payment", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThan": "2.3.4"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Better Payment WordPress plugin before 2.3.4 does not validate the submitted payment amount server-side against the merchant's configured fixed price before building the gateway charge, allowing unauthenticated users to pay an arbitrary reduced amount for a fixed-price item."}], "references": [{"url": "https://wpscan.com/vulnerability/932f8c74-1ded-40ee-b1fd-a328f3626f21/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Muni Nitish Kumar Yaddala", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"problemTypes": [{"descriptions": [{"type": "CWE", "cweId": "CWE-284", "lang": "en", "description": "CWE-284 Improper Access Control"}]}], "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"timestamp": "2026-09-23T10:46:19.942088Z", "id": "CVE-2026-77765", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-23T11:00:05.130Z"}}]}}

{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-77765", "assignerOrgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "state": "PUBLISHED", "assignerShortName": "WPScan", "dateReserved": "2026-08-21T10:44:32.094Z", "datePublished": "2026-09-23T06:00:15.251Z", "dateUpdated": "2026-09-23T11:00:05.130Z"}, "containers": {"cna": {"providerMetadata": {"orgId": "1bfdd5d7-9bf6-4a53-96ea-42e2716d7a81", "shortName": "WPScan", "dateUpdated": "2026-09-23T06:00:15.251Z"}, "title": "Better Payment < 2.3.4 - Unauthenticated Payment Amount Manipulation", "problemTypes": [{"descriptions": [{"description": "CWE-284 Improper Access Control", "lang": "en", "type": "CWE"}]}], "affected": [{"vendor": "Unknown", "product": "Better Payment", "versions": [{"status": "affected", "versionType": "semver", "version": "0", "lessThan": "2.3.4"}], "defaultStatus": "unaffected"}], "descriptions": [{"lang": "en", "value": "The Better Payment WordPress plugin before 2.3.4 does not validate the submitted payment amount server-side against the merchant's configured fixed price before building the gateway charge, allowing unauthenticated users to pay an arbitrary reduced amount for a fixed-price item."}], "references": [{"url": "https://wpscan.com/vulnerability/932f8c74-1ded-40ee-b1fd-a328f3626f21/", "tags": ["exploit", "vdb-entry", "technical-description"]}], "credits": [{"lang": "en", "value": "Muni Nitish Kumar Yaddala", "type": "finder"}, {"lang": "en", "value": "WPScan", "type": "coordinator"}], "source": {"discovery": "EXTERNAL"}, "x_generator": {"engine": "WPScan CVE Generator"}}, "adp": [{"title": "CISA ADP Vulnrichment", "metrics": [{"cvssV3_1": {"scope": "UNCHANGED", "version": "3.1", "baseScore": 5.3, "attackVector": "NETWORK", "baseSeverity": "MEDIUM", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N", "integrityImpact": "LOW", "userInteraction": "NONE", "attackComplexity": "LOW", "availabilityImpact": "NONE", "privilegesRequired": "NONE", "confidentialityImpact": "NONE"}}, {"other": {"type": "ssvc", "content": {"id": "CVE-2026-77765", "role": "CISA Coordinator", "options": [{"Exploitation": "none"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "version": "2.0.3", "timestamp": "2026-09-23T10:46:19.942088Z"}}}], "problemTypes": [{"descriptions": [{"lang": "en", "type": "CWE", "cweId": "CWE-284", "description": "CWE-284 Improper Access Control"}]}], "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-09-23T10:38:48.016Z"}}]}}