XSS in Softpulseinfotech Sp Blog Designer

CVE-2026-4859

The SP Blog Designer plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'design' attribute of the `wpsbd_post_carousel` shortcode in all versions up to, and including, 1.0.0 due to insufficient input sanitization and…

Vulnerability class: XSS (Cross-Site Scripting)

EPSS: 0.000 (9.7th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-4859?
CVE-2026-4859 is a medium-severity vulnerability in Softpulseinfotech Sp Blog Designer, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-05-12.
How severe is CVE-2026-4859?
Medium severity. CVSS v3 base score is 6.4 out of 10.