The PayPal Pro PayFlow EC module in osCommerce does not verify that the server hostname…
Priority LOW 27CWE-20Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- None
- User interaction
- — Not recorded in CVSS 2.0
- Attack complexity
- Medium
- Impact type
- —
- Confidentiality · integrity · availability
- Partial · Partial · None
- Fix status
- No fix listed
Attack profile from CVSS 2.0 · NVD. Fix status from CNA.
Summary
The PayPal Pro PayFlow EC module in osCommerce does not verify that the server hostname matches a domain name in the subject's Common Name (CN) or subjectAltName field of the X.509 certificate, which allows man-in-the-middle attackers to spoof SSL servers via an arbitrary valid certificate.
Why it matters now
EPSS 0.00566 47th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix No fix listed No fixed version in the sources yet
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| — | — | all versions | — | No fix listed | CNA |
- — Vendor— Affected all versions Fixed in — No fix listed CNA
CPE configurations NVD · 2
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:oscommerce:oscommerce:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | Os Commerce |
| cpe:2.3:a:paypal:payflow_pro_express_checkout:-:*:*:*:*:*:*:* | not specified by NVD | Vulnerable | PayPal |
- cpe:2.3:a:oscommerce:oscommerce:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·Os Commerce
- cpe:2.3:a:paypal:payflow_pro_express_checkout:-:*:*:*:*:*:*:* Versions not specified by NVD Vulnerable ·PayPal
Remediation
No fixed version listed by the sources yet.
Timeline
- 2026-10-02 Threatist record created from CVE-2012-5798
- 2026-10-03 Alias added: GHSA-rwrw-h46f-xf8j
References
Sources
- CVE-2012-5798 · CVE Program
- CVE-2012-5798 · NVD
- FIRST EPSS
- GHSA-rwrw-h46f-xf8j · GitHub Advisory Database · CC BY 4.0
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