CVE Vulnerability

CVE-2021-35955

Contao >=4.0.0 allows backend XSS via HTML attributes to an HTML field. Fixed in 4.4.56, 4.9.18, 4.11.7.

3.5 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 6.8 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact PARTIAL

Availability Impact NONE

Scope

4.8 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 1.7 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required HIGH

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://contao.org/en/news/contao-4-9-16-and-4-11-5-are-available.html Vendor Advisory
https://github.com/contao/contao/security/advisories/GHSA-hr3h-x6gq-rqcp Third Party Advisory
Configurations

Configuration 1

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

Published : 2021-08-12 03:15

Updated : 2021-08-20 07:51

NVD link : CVE-2021-35955

Mitre link : CVE-2021-35955

Products Affected
No products.
CWE
CWE-79