CVE-2021-24999: Booster for Woocommerce < 5.4.9 - Reflected Cross-Site Scripting in PDF Invoicing Module

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.8% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-01-03 · updated 2026-06-17
Weakness: CWE-79

Description

The Booster for WooCommerce WordPress plugin before 5.4.9 does not sanitise and escape the wcj_notice parameter before outputting it back in the admin dashboard when the Pdf Invoicing module is enabled, leading to a Reflected Cross-Site Scripting

Affected products

pluggabl Booster for WooCommerce – PDF Invoices, Abandoned Cart, Variation Swatches & 100+ Tools: before 5.4.9 — fixed in 5.4.9

How to fix

Upgrade to a fixed version: pluggabl Booster for WooCommerce – PDF Invoices, Abandoned Cart, Variation Swatches & 100+ Tools 5.4.9. Check the vendor advisory for mitigations.

References

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