CVE-2023-35075CWE-74

HTML injection via channel autocomplete

Low · published November 27, 2023

CVSS v3.1
3.1
EPSS
0%
Percentile
29.4
In the wild
Unconfirmed
What it is

Mattermost fails to use  innerText / textContent when setting the channel name in the webapp during autocomplete, allowing an attacker to inject HTML to a victim's page by create a channel name that is valid HTML. No XSS is possible though.

The record
Technical detail
CVSS v3.1
3.1 · LOW
Vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00368 · 29.4th percentile
Weakness
CWE-74 · Improper Neutralization of Special Elements in Output Used by a Downstream Component ('Injection')
Published
2023-11-27T09:09Z
EPSS history
Timeline
  • 27 NOV 09:09Z
    HTML injection via channel autocomplete
    cvelistv5