BetterLinks – Shorten, Track and Manage any URL <= 1.2.5 - Stored Cross-Site Scripting

2021-10-20 00:00

Huy Nguyen

Strategic Overview

Status

Patched in 1.2.6

Affected PluginBetterLinks – URL Shortener, Link Tracking, Analytics & Affiliate Link Manager

Affected Version< 1.2.6

CVSS5.4Medium

CVECVE-2021-24812

View all BetterLinks – URL Shortener, Link Tracking, Analytics & Affiliate Link Manager vulnerabilities

Vulnerability Overview

The BetterLinks WordPress plugin before 1.2.6 does not sanitise and escape some of imported link fields, which could lead to Stored Cross-Site Scripting issues when an admin import a malicious CSV.

Technical Analysis

REMEDIATION: Update to version 1.2.6, 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-2021-24812 https://www.wordfence.com/threat-intel/vulnerabilities/id/793082f8-5b5e-4973-819c-d2f11d1a596e

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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