CVE Vulnerability

CVE-2021-35210

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.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

6.1 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/contao/contao/security/advisories/GHSA-h58v-c6rf-g9f7 Third Party Advisory
https://contao.org/en/security-advisories/cross-site-scripting-in-the-system-log-2021.html Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
cpe:2.3:a:contao:contao:*:*:*:*:*:*:*:*
Information

Published : 2021-06-23 11:15

Updated : 2021-06-29 07:14

NVD link : CVE-2021-35210

Mitre link : CVE-2021-35210

Products Affected
No products.
CWE
CWE-79