CVE-2024-23834CWE-79

Discourse improperly sanitized user input leads to XSS

Medium · published January 30, 2024

CVSS v3.1
6.3
EPSS
0%
Percentile
41.0
In the wild
Unconfirmed
What it is

Discourse is an open-source discussion platform. Improperly sanitized user input could lead to an XSS vulnerability in some situations. This vulnerability only affects Discourse instances which have disabled the default Content Security Policy. The vulnerability is patched in 3.1.5 and 3.2.0.beta5. As a workaround, ensure Content Security Policy is enabled and does not include `unsafe-inline`.

The record
Technical detail
CVSS v3.1
6.3 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CVSS v4.0
Not supplied
EPSS
0.00487 · 41.0th percentile
Weakness
CWE-79 · Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
Published
2024-01-30T21:31Z
EPSS history
Timeline
  • 30 JAN 21:31Z
    Discourse improperly sanitized user input leads to XSS
    cvelistv5