CVE-2023-2309: wpForo Forum < 2.1.9 - Reflected Cross-Site Scripting

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: 2023-07-24 · updated 2026-06-17

Description

The wpForo Forum WordPress plugin before 2.1.9 does not escape some request parameters while in debug mode, leading to a Reflected Cross-Site Scripting vulnerability.

Affected products

tomdever wpForo Forum: before 2.1.9 — fixed in 2.1.9

How to fix

Upgrade to a fixed version: tomdever wpForo Forum 2.1.9. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/1b3f4558-ea41-4749-9aa2-d3971fc9ca0d
https://wpscan.com/vulnerability/1b3f4558-ea41-4749-9aa2-d3971fc9ca0d

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