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CVE-2024-8967: PWA — easy way to Progressive Web App plugin for WordPress allows malicious SVG uploads

CVE-2024-8967 · published 2 years ago

Summary

An attacker with author-level access can upload a malicious SVG file that executes scripts when users visit it, potentially allowing malicious activities. This affects all versions of the PWA plugin up to 1.6.3. Update to a newer version to fix this issue.

What to do

Update iworks pwa to version 1.6.4 or later.

Affected software

Vendor	Product	Affected versions
iworks	pwa	< 1.6.4 `cpe:2.3:a:iworks:pwa::::::wordpress::*`

Original advisory text

The PWA — easy way to Progressive Web App plugin for WordPress is vulnerable to Stored Cross-Site Scripting via SVG File uploads in all versions up to, and including, 1.6.3 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Author-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses the SVG file.

References

https://plugins.trac.wordpress.org/browser/iworks-pwa/trunk/includes/iworks/clas... Broken Link
https://plugins.trac.wordpress.org/changeset/3161056/ Patch
https://wordpress.org/plugins/iworks-pwa/#developers Product Release Notes
https://www.wordfence.com/threat-intel/vulnerabilities/id/000bf956-1781-4596-ac1... Third Party Advisory

Fix within

Internet-facing 14 days

Internal At next upgrade

Not known to be exploited
Needs hands-on effort to exploit
Gives an attacker full control

Severity

5.4 Medium

Exploitation

<1% chance of attack within 30 days

Type

CWE-79Cross-site Scripting (XSS)

Timeline

Published2 Oct 2024

Updated4 Nov 2026

First seen7 Mar 2026

Sources

CVE-2024-8967 · NVD

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