CVE-2021-32669 : TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17,

TYPO3 is an open source PHP based web content management system. Versions 9.0.0 through 9.5.28, 10.0.0 through 10.4.17, and 11.0.0 through 11.3.0 have a cross-site scripting vulnerability. When settings for _backend layouts_ are not properly encoded, the corresponding grid view is vulnerable to persistent cross-site scripting. A valid backend user account is needed to exploit this vulnerability. TYPO3 versions 9.5.29, 10.4.18, 11.3.1 contain a patch for this vulnerability.

Published 2021-07-20 16:15:08

Updated 2021-07-29 16:29:58

Source GitHub, Inc.

View at NVD, CVE.org

Vulnerability category: Cross site scripting (XSS)

Exploit prediction scoring system (EPSS) score for CVE-2021-32669

EPSS FAQ

0.05%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 19 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-32669

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
3.5	LOW	AV:N/AC:M/Au:S/C:N/I:P/A:N	6.8	2.9	NIST
Access Vector: Network Access Complexity: Medium Authentication: Single Confidentiality Impact: None Integrity Impact: Partial Availability Impact: None
5.4	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N	2.3	2.7	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: Required Scope: Changed Confidentiality: Low Integrity: Low Availability: None
6.4	MEDIUM	CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N	1.2	5.2	GitHub, Inc.
Attack Vector: Network Attack Complexity: High Privileges Required: Low User Interaction: Required Scope: Unchanged Confidentiality: High Integrity: High Availability: None

CWE ids for CVE-2021-32669

CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

Assigned by:

nvd@nist.gov (Primary)
security-advisories@github.com (Secondary)

References for CVE-2021-32669

Products affected by CVE-2021-32669

Typo3 » Typo3
Versions from including (>=) 8.0.0 and up to, including, (<=) 8.7.40
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
Matching versions
Typo3 » Typo3
Versions from including (>=) 9.0.0 and up to, including, (<=) 9.5.28
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
Matching versions
Typo3 » Typo3
Versions from including (>=) 10.0.0 and up to, including, (<=) 10.4.17
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
Matching versions
Typo3 » Typo3
Versions from including (>=) 11.0.0 and up to, including, (<=) 11.3.0
cpe:2.3:a:typo3:typo3:*:*:*:*:*:*:*:*
Matching versions

Vulnerability Details : CVE-2021-32669

Exploit prediction scoring system (EPSS) score for CVE-2021-32669

CVSS scores for CVE-2021-32669

CWE ids for CVE-2021-32669

References for CVE-2021-32669

Products affected by CVE-2021-32669