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CVE
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CVE-2021-35210Date: (C)2021-06-23   (M)2023-12-22


Contao 4.5.x through 4.9.x before 4.9.16, and 4.10.x through 4.11.x before 4.11.5, allows XSS. It is possible to inject code into the tl_log table that will be executed in the browser when the system log is called in the back end.

CVSS Score and Metrics +CVSS Score and Metrics -

CVSS V3 Severity:CVSS V2 Severity:
CVSS Score : 6.1CVSS Score : 4.3
Exploit Score: 2.8Exploit Score: 8.6
Impact Score: 2.7Impact Score: 2.9
 
CVSS V3 Metrics:CVSS V2 Metrics:
Attack Vector: NETWORKAccess Vector: NETWORK
Attack Complexity: LOWAccess Complexity: MEDIUM
Privileges Required: NONEAuthentication: NONE
User Interaction: REQUIREDConfidentiality: NONE
Scope: CHANGEDIntegrity: PARTIAL
Confidentiality: LOWAvailability: NONE
Integrity: LOW 
Availability: NONE 
  
Reference:
https://contao.org/en/security-advisories/cross-site-scripting-in-the-system-log-2021.html
https://github.com/contao/contao/security/advisories/GHSA-h58v-c6rf-g9f7

CWE    1
CWE-79

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