Easy PayPal Buy Now Button < 1.7.4 - Contributor+ Stored XSS in Shortcode
Priority MEDIUM 58Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
The Easy PayPal Buy Now Button WordPress plugin before 1.7.4 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00477 41st percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed Easy PayPal Buy Now Button (Unknown): 1.7.4
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | Easy PayPal Buy Now Button | before 1.7.4 | 1.7.4 | Patch available | CNA |
- Easy PayPal Buy Now Button VendorUnknown Affected before 1.7.4 Fixed in 1.7.4 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wpplugin:easy_paypal_buy_now_button:*:*:*:*:*:wordpress:*:* | before 1.7.4 | Vulnerable | Scott Paterson |
- cpe:2.3:a:wpplugin:easy_paypal_buy_now_button:*:*:*:*:*:wordpress:*:* Versions before 1.7.4 Vulnerable ·Scott Paterson
Remediation
- Fix · CNA Easy PayPal Buy Now Button (Unknown) Fixed in 1.7.4
Timeline
- 2026-10-02 Threatist record created from CVE-2022-4628
- 2026-10-03 Alias added: GHSA-7764-pjx3-6vw6
References
Sources
- CVE-2022-4628 · CVE Program
- CVE-2022-4628 · NVD
- FIRST EPSS
- GHSA-7764-pjx3-6vw6 · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences