CVE-2023-1110: Yellow Yard < 2.8.12 - Contributor+ Stored XSS

Severity: medium (CVSS 5.4 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: 2023-08-16 · updated 2026-06-17

Description

The Yellow Yard Searchbar WordPress plugin before 2.8.12 does not validate and escape some of its shortcode attributes before outputting them back in a page/post where the shortcode is embed, which could allow users with the contributor role and above to perform Stored Cross-Site Scripting attacks

Affected products

Yellow Yard Searchbar: before 2.8.12 — fixed in 2.8.12

How to fix

Upgrade to a fixed version: Yellow Yard Searchbar 2.8.12. Check the vendor advisory for mitigations.

References

https://wpscan.com/vulnerability/1830e829-4a43-4d98-8214-eecec6bef694
https://wpscan.com/vulnerability/1830e829-4a43-4d98-8214-eecec6bef694

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