CVE-2021-24855

MediumCVSS 5.4/10Last modified Jun 17, 2026

Description

The Display Post Metadata WordPress plugin before 1.5.0 adds a shortcode to print out custom fields, however their content is not sanitised or escaped which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks

Metrics

CVSS 3.1 5.4/10CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Weakness enumeration

CWE-79

Affected software

VendorProductVersions
UnknownDisplay Post Metadata>= 1.5.0, < 1.5.0

References

Timeline

Published
Dec 13, 2021
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-248564.8The Shared Files WordPress plugin before 1.6.61 does not sanitise and escape the Download Counter Text settings, which could allow high privCVE-2021-248579.8The ToTop Link WordPress plugin through 1.7.1 passes base64 encoded user input to the unserialize() PHP function, which could lead to PHP ObCVE-2021-248587.2The Cookie Notification Plugin for WordPress plugin before 1.0.9 does not sanitise or escape the id GET parameter before using it in a SQL sCVE-2021-248594.3The User Meta Shortcodes WordPress plugin through 0.5 registers a shortcode that allows any user with a role as low as contributor to accessCVE-2021-248607.2The BSK PDF Manager WordPress plugin before 3.1.2 does not validate and escape the orderby and order parameters before using them in a SQL sCVE-2021-248617.2The Quotes Collection WordPress plugin through 2.5.2 does not validate and escape the bulkcheck parameter before using it in a SQL statementCVE-2021-248627.2The RegistrationMagic WordPress plugin before 5.0.1.6 does not escape user input in its rm_chronos_ajax AJAX action before using it in a SQLCVE-2021-248639.8The WP Block and Stop Bad Bots Crawlers and Spiders and Anti Spam Protection Plugin StopBadBots WordPress plugin before 6.67 does not sanitiCVE-2021-248648.8The WP Cloudy, weather plugin WordPress plugin before 4.4.9 does not escape the post_id parameter before using it in a SQL statement in the CVE-2021-248657.2The Advanced Custom Fields: Extended WordPress plugin before 0.8.8.7 does not validate the order and orderby parameters before using them inCVE-2021-248669.8The WP Data Access WordPress plugin before 5.0.0 does not properly sanitise and escape the backup_date parameter before using it a SQL stateCVE-2021-248679.8Numerous Plugins and Themes from the AccessPress Themes (aka Access Keys) vendor are backdoored due to their website being compromised. Only
CVE-2021-24855: Medium severity, CVSS 5.4 | Vulnix