Skip to content

brotkrueml/schema fails to properly encode user input for output in HTML context, leading to XSS

Moderate severity GitHub Reviewed Published Jun 17, 2022 to the GitHub Advisory Database • Updated Jan 27, 2023

Package

composer brotkrueml/schema (Composer)

Affected versions

>= 2.0.0, < 2.5.1
< 1.13.1

Patched versions

2.5.1
1.13.1

Description

The extension fails to properly encode user input for output in HTML context. A TYPO3 backend user account is required to exploit the vulnerability.

References

Published to the GitHub Advisory Database Jun 17, 2022
Reviewed Jun 17, 2022
Published by the National Vulnerability Database Jul 12, 2022
Last updated Jan 27, 2023

Severity

Moderate
5.4
/ 10

CVSS base metrics

Attack vector
Network
Attack complexity
Low
Privileges required
Low
User interaction
Required
Scope
Changed
Confidentiality
Low
Integrity
Low
Availability
None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weaknesses

CVE ID

CVE-2022-33154

GHSA ID

GHSA-374w-gwqr-fmxg

Source code

Checking history
See something to contribute? Suggest improvements for this vulnerability.