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Description

Simple Link Directory through 9.0.4 echoes embed shortcode attributes into HTML data attributes without escaping in the embedder template. Attackers with contributor access can craft a shortcode attribute that injects an event handler executing in a viewer's browser.

PUBLISHED Reserved 2026-06-10 | Published 2026-06-10 | Updated 2026-06-10 | Assigner VulnCheck




MEDIUM: 5.1CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N
MEDIUM: 5.4CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

Problem types

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Product status

Any version
affected

Credits

Scott Moore - VulnCheck finder

References

wordpress.org/plugins/simple-link-directory/ (WordPress Plugin Repository) product

www.vulncheck.com/...ored-xss-via-embed-shortcode-attributes (VulnCheck Advisory: Simple Link Directory through 9.0.4 Stored XSS via Embed Shortcode Attributes) third-party-advisory

cve.org (CVE-2026-53742)

nvd.nist.gov (CVE-2026-53742)

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