CVE-2023-5757: WP Crowdfunding < 2.1.8 - Admin+ Stored XSS

Severity: medium (CVSS 4.8 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-12-11 · updated 2026-06-17
Weakness: CWE-79

Description

The WP Crowdfunding WordPress plugin before 2.1.8 does not sanitise and escape some of its settings, which could allow high privilege users such as admin to perform Stored Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed (for example in multisite setup)

Affected products

themeum WP Crowdfunding: before 2.1.8 — fixed in 2.1.8

How to fix

Upgrade to a fixed version: themeum WP Crowdfunding 2.1.8. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/2adc5995-03a9-4860-b00b-7f8d7fe18058
https://wpscan.com/vulnerability/2adc5995-03a9-4860-b00b-7f8d7fe18058

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