Home/CWE/Doubled Character XSS Manipulations
Weakness

Doubled Character XSS Manipulations

CWE-85 · Variant · Draft

The web application does not filter user-controlled input for executable script disguised using doubling of the involved characters.

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Weakness Relationships

Where this weakness sits in the CWE hierarchy. Walk up to broader classes or down to more specific variants.
Parent of this (broader)
ChildOfCWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Related
PeerOfCWE-675 · Multiple Operations on Resource in Single-Operation Context
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Attack Patterns (CAPEC)

1
How adversaries exploit this weakness, per MITRE CAPEC.
CAPEC-245XSS Using Doubled Characters
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CVEs With This Weakness

2
CVEs tagged with this weakness.
CVECVE-2024-13721
CVECVE-2022-41676
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