CVE-2021-24759

PDF.js Viewer <= 2.0.1 - Authenticated (Contributor+) Stored Cross-Site Scripting

mediumImproper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

5.4

CVSS Score

5.4

CVSS Score

medium

Severity

2.0.2

Patched in

1066d

Time to patch

Description

The PDF.js Viewer WordPress plugin before 2.0.2 does not escape some of its shortcode and Gutenberg Block attributes, which could allow users with a role as low as Contributor to to perform Cross-Site Scripting attacks

CVSS Vector Breakdown

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Low

Confidentiality

Low

Integrity

None

Availability

Technical Details

Affected versions<2.0.2

PublishedAugust 11, 2021

Last updatedJuly 11, 2024

Affected pluginpdfjs-viewer-shortcode

References

https://www.wordfence.com/threat-intel/vulnerabilities/id/d608a4c0-14ba-4801-aa5a-0b4dab0acd65?source=api-prod

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