CVEvulnerability

CVE-2021-37860

6.1 MEDIUM Published 2021-09-22 Modified 2026-06-17 Official page ↗
Status
Modified
Published
2021-09-22
Last modified
2026-06-17
Assigner
[email protected]
CVSS 3.1 ([email protected])
3.7 LOW — CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:L/I:L/A:N
CVSS 3.1 ([email protected])
6.1 MEDIUM — CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
CVSS 2.0 ([email protected])
2.6 LOW — AV:N/AC:H/Au:N/C:N/I:P/A:N
Weaknesses
CWE-79

Description

Mattermost 5.38 and earlier fails to sufficiently sanitize clipboard contents, which allows a user-assisted attacker to inject arbitrary web script in product deployments that explicitly disable the default CSP.

Affected configurations

• mattermost mattermost (<= 5.38)

Related

Weakness · CWE (1)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness

References