CVE-2021-21358 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in typo3/cms-form

2021-03-2301:50:16

CWE-79

GitHub_M

www.cve.org

cve-2021-21358

cross-site scripting

typo3

form framework

CVSS3

5.4

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS

0.001

Percentile

26.2%

JSON

TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 10.4.14, 11.1.1 it has been discovered that the Form Designer backend module of the Form Framework is vulnerable to cross-site scripting. A valid backend user account with access to the form module is needed to exploit this vulnerability. This is fixed in versions 10.4.14, 11.1.1.

CNA Affected

[
  {
    "product": "TYPO3.CMS",
    "vendor": "TYPO3",
    "versions": [
      {
        "status": "affected",
        "version": ">= 10.2.0, <= 10.4.13"
      },
      {
        "status": "affected",
        "version": ">= 11.0.0, <= 11.1.0"
      }
    ]
  }
]