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CVE-2022-3782

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Date: January 11, 2023

keycloak: path traversal via double URL encoding. A flaw was found in Keycloak, where it does not properly validate URLs included in a redirect. An attacker can use this flaw to construct a malicious request to bypass validation and access other URLs and potentially sensitive information within the domain or possibly conduct further attacks. This flaw affects any client that utilizes a wildcard in the Valid Redirect URIs field.

Language: Java

Severity Score

Severity Score

Weakness Type (CWE)

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

CWE-22

Improper Handling of URL Encoding (Hex Encoding)

CWE-177

CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): NONE
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): NONE

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