CVE-2020-13893
Last modified
CVE-2020-13893 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Multiple stored cross-site scripting (XSS) vulnerabilities in Sage EasyPay 10.7.5.10 allow authenticated attackers to inject arbitrary web script or HTML via multiple parameters through Unicode Transformations (Best-fit Mapping), as demonstrated by the full-width variants of the less-than sign (%EF%BC%9C) and greater-than sign (%EF%BC%9E).. EPSS estimates a 0.53% chance of exploitation in the next 30 days.
Description
Multiple stored cross-site scripting (XSS) vulnerabilities in Sage EasyPay 10.7.5.10 allow authenticated attackers to inject arbitrary web script or HTML via multiple parameters through Unicode Transformations (Best-fit Mapping), as demonstrated by the full-width variants of the less-than sign (%EF%BC%9C) and greater-than sign (%EF%BC%9E).
Metrics
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Sage | Easypay | 10.7.5.10 |
References
- https://gist.github.com/picar0jsu/4532a6d15e8f8d7597b7dca5136ad655Third Party Advisory
- https://www.sage.com/en-sg/products/sage-easypay/Product, Vendor Advisory
- https://gist.github.com/picar0jsu/4532a6d15e8f8d7597b7dca5136ad655Third Party Advisory
- https://www.sage.com/en-sg/products/sage-easypay/Product, Vendor Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
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How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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