CVE-2026-77765
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…
Does this matter?
Lower severity and a low EPSS score (0.30%). Track it; it rarely justifies an emergency change on its own.
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.
- CVSS 3.1
- 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
- EPSS
- 0.30% probability · 23th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-284
- Source
- contact@wpscan.com
EPSS moved from 0.2% on 23 September 2026 to 0.3% on 26 October 2026.
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.