CVE Vulnerability

CVE-2020-4070

In CSS Validator less than or equal to commit 54d68a1, there is a cross-site scripting vulnerability in handling URIs. A user would have to click on a specifically crafted validator link to trigger it. This has been patched in commit e5c09a9.

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

5.4 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.3 / Impact : 2.7

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction REQUIRED

Confidentiality Impact LOW

Integrity Impact LOW

Availability Impact NONE

Scope CHANGED

References
Link Resource
https://github.com/w3c/css-validator/commit/e5c09a9119167d3064db786d5f00d730b584a53b Patch
https://github.com/w3c/css-validator/security/advisories/GHSA-wf36-7w73-rh8c Vendor Advisory
Configurations

Configuration 1

cpe:2.3:a:w3c:css_validator:*:*:*:*:*:*:*:*
Information

Published : 2020-06-22 04:15

Updated : 2020-06-30 01:39

NVD link : CVE-2020-4070

Mitre link : CVE-2020-4070

Products Affected
No products.
CWE
CWE-79