CVE-2021-25099: Give < 2.17.3 - Unauthenticated Reflected Cross-Site Scripting

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 2.1% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2022-02-21 · updated 2026-06-17
Weakness: CWE-79

Description

The GiveWP WordPress plugin before 2.17.3 does not sanitise and escape the form_id parameter before outputting it back in the response of an unauthenticated request via the give_checkout_login AJAX action, leading to a Reflected Cross-Site Scripting

Affected products

stellarwp GiveWP – Donation Plugin and Fundraising Platform: before 2.17.3 — fixed in 2.17.3

How to fix

Upgrade to a fixed version: stellarwp GiveWP – Donation Plugin and Fundraising Platform 2.17.3. Check the vendor advisory for mitigations.

References

https://plugins.trac.wordpress.org/changeset/2659032
https://wpscan.com/vulnerability/87a64b27-23a3-40f5-a3d8-0650975fee6f
https://plugins.trac.wordpress.org/changeset/2659032
https://wpscan.com/vulnerability/87a64b27-23a3-40f5-a3d8-0650975fee6f

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