Medium severity · published Jun 10, 2026
CVE-2026-53742
Simple Link Directory through 9.0.4 Stored XSS via Embed Shortcode Attributes
5.4
CVSS
0.1%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.1% · higher than 3% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SL
Simple Link Directory · quantumcloud
through 9.0.4 · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-53742
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-53742
wordpress.org
https://wordpress.org/plugins/simple-link-directory/
www.vulncheck.com
https://www.vulncheck.com/advisories/simple-link-directory-through-stored-xss-via-embed-shortcode-attributes
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