CVE-2021-47951: WordPress Picture Gallery 1.4.2 Stored XSS via Edit Content URL

Published May 10, 2026

Updated

WordPress Picture Gallery 1.4.2 contains a stored cross-site scripting vulnerability that allows authenticated attackers to inject malicious scripts through the Edit Content URL field in the Access Control settings. Attackers can enter JavaScript payloads in the plugin options that are stored in the database and executed when the functionality is triggered, enabling session hijacking or credential theft.

Affected Software

1 affected component

WordPress WordPress Picture Gallery=1.4.2

Event History

May 10, 2026

CVE Published

via MITRE·12:52 PM

Data Sourced

via MITRE·12:52 PM

DescriptionSeverityWeakness

Data Sourced

via NVD·01:16 PM

DescriptionSeverityWeakness

Frequently Asked Questions

What is the severity of CVE-2021-47951?

CVE-2021-47951 is classified as a high severity vulnerability due to its potential for stored cross-site scripting attacks.

How do I fix CVE-2021-47951?

To fix CVE-2021-47951, update the WordPress Picture Gallery plugin to a version higher than 1.4.2.

Who is affected by CVE-2021-47951?

CVE-2021-47951 affects users of WordPress Picture Gallery version 1.4.2.

What type of vulnerability is CVE-2021-47951?

CVE-2021-47951 is a stored cross-site scripting (XSS) vulnerability.

Can CVE-2021-47951 be exploited remotely?

Yes, CVE-2021-47951 can be exploited remotely by authenticated attackers.

Company

Resources

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co

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