Ad Inserter < 2.7.12 - Reflected Cross-Site Scripting

2022-03-1400:00:00

Taurus Omar

6.1 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

CHANGED

Confidentiality Impact

LOW

Integrity Impact

LOW

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

4.3 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:M/Au:N/C:N/I:P/A:N

0.001 Low

EPSS

Percentile

50.5%

JSON

The plugins do not sanitise and escape the REQUEST_URI before outputting it back in an admin page, leading to a Reflected Cross-Site Scripting in browsers which do not encode characters

In a browser which does not encode characters: https://example.com/wp-admin/options-general.php?page=ad-inserter.php&start=2&tab=\"><iframe/onload=alert(1)></iframe>