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CVE-2023-47119

Date: November 10, 2023

Discourse is an open source platform for community discussion. Prior to version 3.1.3 of the "stable" branch and version 3.2.0.beta3 of the "beta" and "tests-passed" branches, some links can inject arbitrary HTML tags when rendered through our Onebox engine. The issue is patched in version 3.1.3 of the "stable" branch and version 3.2.0.beta3 of the "beta" and "tests-passed" branches. There are no known workarounds.

Language: Ruby

Severity Score

Severity Score

Weakness Type (CWE)

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

CWE-79

Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')

CWE-74

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): NONE
Integrity (I): NONE
Availability (A): LOW

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