CVE-2020-13893
MEDIUM
5.4
CVSS Score
Published: October 18, 2020 at 06:55 PM UTC
Updated: June 17, 2026 at 02:53 AM UTC
1 product affected across 1 vendorEasypay
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Severity
MEDIUM5.4
Exploit prediction
EPSS 0.5%
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).
Remediation
No guide yetNo remediation guidance has been written for this CVE yet. What the record does show:
Patch and advisory references
References (2)
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://gist.github.com/picar0jsu/4532a6d15e8f8d7597b7dca5136ad655x_refsource_MISCProductVendor Advisory
Source: [email protected]
https://www.sage.com/en-sg/products/sage-easypay/CVSS
- Attack Vector
- NETWORK
- Complexity
- LOW
- Privileges
- LOW
- User Interaction
- REQUIRED
- Scope
- CHANGED
- Confidentiality
- LOW
- Integrity
- LOW
- Availability
- NONE
Vector?
Quick Info
StatusMODIFIED
CWE
CWE-79
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