CVE-2020-13893
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…
Does this matter?
Lower severity and a low EPSS score (0.53%). Track it; it rarely justifies an emergency change on its own.
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).
- CVSS 3.1
- 5.4 MEDIUMCVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
- EPSS
- 0.53% probability · 43th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-79
- Affected
- sage/easypay
- Source
- cve@mitre.org
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
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.