GetPaid < 2.8.55 - Unauthenticated Worldpay Payment Bypass via Insufficient IPN Verification
Published Aug 6, 2026
5.9
MEDIUMCVSS 3.1
EPSS 0.16%
Description
The GetPaid WordPress plugin before 2.8.55 does not verify the authenticity of incoming Worldpay payment notifications, allowing unauthenticated attackers to forge a notification that marks a pending invoice as paid without any payment being made.
Affected products
- Vendor n/a Product GetPaid Defaultunaffected
- Version 0StatusaffectedConstraints<2.8.55
- Version
Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).
| Vendor | Product | Default status | Versions | ||||||
|---|---|---|---|---|---|---|---|---|---|
| n/a | GetPaid | unaffected |
|
No data.
No data.
No Red Hat product state for this CVE.
No package ranges for this CVE.
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:H/A:N
No CVSS v3.0 score for this CVE.
No CVSS v2.0 score for this CVE.
This CVE is not in the KEV list.
CISA SSVC (Vulnrichment)
Stakeholder-Specific Vulnerability Categorization from CISA ADP.
Exploitation
PoCAutomatable
NoTechnical Impact
PartialDecision
n/aAssessed Aug 7, 2026 · SSVC 2.0.3
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
Score over time
Aug–Oct 2026- EPSS v5
Percentile over time
- EPSS v5
Table of values (2 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 0.16% (0.00160) | 4.56th | v5 (v2026.06.15) |
| Aug 7, 2026 | 0.13% (0.00125) | 2.57th | v5 (v2026.06.15) |
References (1)
- https://wpscan.com/vulnerability/5eb54542-4119-4d4c-8e93-e0b23cb28ae5/ exploitvdb-entrytechnical-description
| Link | Providers | Tags |
|---|---|---|
| https://wpscan.com/vulnerability/5eb54542-4119-4d4c-8e93-e0b23cb28ae5/ | exploitvdb-entrytechnical-description |
Change history (0)
No recorded changes yet.