AddToAny Share Buttons <= 1.7.45 - Authenticated Stored Cross-Site Scripting

2021-08-09 00:00

Asif Nawaz Minhas

Strategic Overview

Status

Patched in 1.7.46

Affected PluginAddToAny Share Buttons

Affected Version< 1.7.46

CVSS5.4Medium

CVECVE-2021-24568

View all AddToAny Share Buttons vulnerabilities

Vulnerability Overview

The AddToAny Share Buttons WordPress plugin before 1.7.46 does not sanitise its Sharing Header setting when outputting it in frontend pages, allowing high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed

Technical Analysis

REMEDIATION: Update to version 1.7.46, or a newer patched version --- IDENTIFIER: CWE-79 (Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')) The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users.

External References

https://www.cve.org/CVERecord?id=CVE-2021-24568 https://www.wordfence.com/threat-intel/vulnerabilities/id/791ae60d-f2b7-4a53-9008-35cd2d465124

CVSS Vector

5.4

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionRequired
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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