What is CVE-2018-19188?

CVE-2018-19188 is a medium-severity vulnerability in Amazon Payfort-Php-Sdk, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-14.

How severe is CVE-2018-19188?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Amazon Payfort-Php-Sdk

CVE-2018-19188

The Amazon PAYFORT payfort-php-SDK payment gateway SDK through 2018-04-26 has XSS via the success.php fort_id parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2018-11-14 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.015 (73.5th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 74th percentile — 73.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.015 · newest: 0.015 · change: 0.000

Affected products

Amazon Payfort-Php-Sdk

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

github.com/payfort/payfort-php-sdk/issues/12 (Exploit, Third Party Advisory)
www.seekurity.com/blog/general/payfort-multiple-security-issues-and-concerns-in… (Exploit, Third Party Advisory)
www.securityfocus.com/bid/105930 (VDB Entry, Third Party Advisory, vdb-entry)

Frequently asked questions

What is CVE-2018-19188?: CVE-2018-19188 is a medium-severity vulnerability in Amazon Payfort-Php-Sdk, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2018-11-14.
How severe is CVE-2018-19188?: Medium severity. CVSS v3 base score is 6.1 out of 10.