How to fix CVE-2025-55998?

Within 30 days: Identify all affected systems and apply vendor patches as part of regular patch cycle. Verify anti-CSRF tokens and content security policies are enforced.

Is Smart Search And Filter affected by CVE-2025-55998?

CVE-2025-55998 presents notable security risk, a cross-site scripting vulnerability rated CVSS 8.1. Attackers could inject malicious scripts to steal user sessions, credentials, or perform actions on behalf of authenticated users.

CVE-2025-55998

HIGH

2025-09-08 [email protected]

XSS Smart Search And Filter

8.1

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

None

Lifecycle Timeline

Analysis Generated

Mar 28, 2026 - 19:11 vuln.today

CVE Published

Sep 08, 2025 - 15:15 nvd

HIGH 8.1

DescriptionNVD

AnalysisAI

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. Rated high severity (CVSS 8.1), this vulnerability is remotely exploitable, no authentication required, low attack complexity. No vendor patch available.

Technical ContextAI

This vulnerability is classified as Cross-Site Scripting (XSS) (CWE-79), which allows attackers to inject malicious scripts into web pages viewed by other users. 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 Affected products include: Mezereon Smart Search And Filter.

RemediationAI

No vendor patch is available at time of analysis. Monitor vendor advisories for updates. Sanitize all user input, use Content-Security-Policy headers, encode output contextually (HTML, JS, URL). Use frameworks with built-in XSS protection.

CVE-2025-55998 vulnerability details – vuln.today

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