CVE-2025-55998: smart search and XSS (CVSS 8.1)

Description

A cross-site scripting (XSS) vulnerability in Smart Search & Filter Shopify and BigCommerce apps allows a remote attacker to execute arbitrary JavaScript in the web browser of a user, by including a malicious payload into several filter parameter

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CVSS v3.1 Score

8.1

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N

Weakness Type (CWE)

CWE-79 Cross-site Scripting (XSS)

Affected Products

Vendor	Product	Versions
mezereon	smart_search_and_filter	All

References

Other References

https://github.com/Ocmenog/CVE-2025-55998 https://www.mezereon.com/shopify/#intro

Frequently Asked Questions

What is CVE-2025-55998? +

A cross-site scripting (XSS) vulnerability in Smart Search & Filter Shopify and BigCommerce apps allows a remote attacker to execute arbitrary JavaScript in the web browser of a user, by including a malicious payload into several filter parameter It has a CVSS v3.1 base score of 8.1 (HIGH).

How severe is CVE-2025-55998? +

CVE-2025-55998 has a CVSS v3.1 score of 8.1 out of 10, rated HIGH. This is a high-severity vulnerability that should be prioritized for patching.

What products are affected by CVE-2025-55998? +

CVE-2025-55998 affects products from mezereon, specifically: smart_search_and_filter. Check the affected products table above for specific version ranges.

How do I check if I'm vulnerable to CVE-2025-55998? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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CVE-2025-55998