Bookshelf <= 2.0.4 - Authenticated (Admin+) Stored Cross-Site Scripting

2021-06-28 00:00

Abishiek Magesh

Strategic Overview

Status

Unpatched

Affected PluginBookshelf

Affected Version<= 2.0.4

CVSS5.5Medium

CVECVE-2021-24478

View all Bookshelf vulnerabilities

Vulnerability Overview

The Bookshelf WordPress plugin through 2.0.4 does not sanitise or escape its "Paypal email address" setting before outputting it in the page, leading to an authenticated Stored Cross-Site Scripting issue.

Technical Analysis

REMEDIATION: No known patch available. Please review the vulnerability's details in depth and employ mitigations based on your organization's risk tolerance. It may be best to uninstall the affected software and find a replacement. --- 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-2021-24478 https://www.wordfence.com/threat-intel/vulnerabilities/id/61d6b2b8-dcaa-4419-b61d-4def743def95

CVSS Vector

5.5

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredHigh
User InteractionNone
ScopeChanged
ConfidentialityLow
IntegrityLow
AvailabilityNone

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