CVE-2023-1891: Accordion & FAQ < 1.9.9 - Reflected XSS

Severity: medium (CVSS 6.1 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: 2023-06-27 · updated 2026-06-17

Description

The Accordion & FAQ WordPress plugin before 1.9.9 does not escape various generated URLs, before outputting them in attributes when some notices are displayed, leading to Reflected Cross-Site Scripting

Affected products

Accordion & FAQ: before 1.9.9 — fixed in 1.9.9

How to fix

Upgrade to a fixed version: Accordion & FAQ 1.9.9. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/4e5d993f-cc20-4b5f-b4c8-c13004151828
https://wpscan.com/vulnerability/4e5d993f-cc20-4b5f-b4c8-c13004151828

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