GitHub Advisoryadvisory · Packagist

GHSA-6qjx-787v-6pxr Craft CMS stored XSS in indexedVolumes

MEDIUM Published 2023-05-26 Modified 2023-05-26 Official page ↗
Aliases
CVE-2023-33197
Ecosystem
Packagist
Packages
craftcms/cms
Severity
Moderate
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:L/I:L/A:L
Weaknesses
CWE-79, CWE-80
Reviewed
2023-05-26

Affected packages

• Packagist craftcms/cms: >= 4.0.0-RC1, < 4.4.6 → fixed in 4.4.6

Description

Summary XSS can be triggered via the Update Asset Index utility PoC 1. Access setting tab 2. Create new assets 3. In assets name inject payload: "alert(26) 4. Click Utilities tab 5. Choose all volumes, or volume trigger xss 7. Click Update asset indexes. XSS will be triggered Json response volumes name makes triggers the payload "session":{"id":1,"indexedVolumes":{"1":"\"alert(26)"}, It’s run on every POST request in the utility. Resolved in https://github.com/craftcms/cms/commit/8c2ad0bd313015b8ee42326af2848ee748f1d766

Related

Alias · CVE (1)

  • CVE-2023-33197 Craft is a CMS for creating custom digital experiences on the web. vulnerability

Weakness · CWE (2)

  • CWE-79 Improper Neutralization of Input During Web Page Generation weakness
  • CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page weakness

References