How to fix EUVD-2025-209404?

Within 24 hours: Inventory all WordPress installations using Zootemplate Cerato theme and document current versions. Within 7 days: Contact the theme vendor to confirm patch availability timeline; if unavailable, disable the theme or migrate to an alternative WordPress theme and alert users of the vulnerability. Within 30 days: Update to a patched version of Zootemplate Cerato once released by the vendor, or complete migration to a secure alternative theme.

EUVD-2025-209404

| CVE-2025-58920 HIGH

2026-04-10 Patchstack

GHSA-whm2-488f-jvqp

7.1

CVSS 3.1

CVSS Vector

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

Low

Lifecycle Timeline

EUVD ID Assigned

Apr 10, 2026 - 13:45 euvd

EUVD-2025-209404

Analysis Generated

Apr 10, 2026 - 13:45 vuln.today

CVE Published

Apr 10, 2026 - 13:25 nvd

HIGH 7.1

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Zootemplate Cerato allows Reflected XSS.This issue affects Cerato: from n/a through 2.2.18.

Analysis

Reflected cross-site scripting in Zootemplate Cerato WordPress theme versions through 2.2.18 allows unauthenticated attackers to execute arbitrary JavaScript in victim browsers through crafted malicious links. Successful exploitation requires user interaction (victim must click attacker-controlled URL). Attack enables session hijacking, credential theft, and defacement within changed security context. No public exploit identified at time of analysis.

Technical Context

Reflected XSS (CWE-79) stems from improper neutralization of user-supplied input before rendering in web pages. Attacker-controlled parameters are reflected in HTTP responses without sanitization or encoding. CVSS vector PR:N confirms unauthenticated attack surface; S:C indicates scope change enabling context escalation beyond vulnerable component.

Affected Products

Zootemplate Cerato WordPress theme, all versions through 2.2.18. CPE: cpe:2.3:a:zootemplate:cerato:*:*:*:*:*:*:*:*

Remediation

No vendor-released patch identified at time of analysis. Immediately deactivate Cerato theme and migrate to actively maintained alternative with vendor security support. If business continuity requires temporary continued use, implement web application firewall rules to sanitize all user-controllable parameters in HTTP requests, enforce Content Security Policy headers restricting inline script execution, and educate users against clicking untrusted links. Monitor Patchstack advisory for vendor patch announcements: https://patchstack.com/database/wordpress/theme/cerato/vulnerability/wordpress-cerato-theme-2-2-18-reflected-cross-site-scripting-xss-vulnerability?_s_id=cve. Verify theme developer security contact channels for direct patch notification.

Priority Score

Low Medium High Critical

KEV: 0

EPSS: +0.0

CVSS: +36

POC: 0

EUVD-2025-209404 vulnerability details – vuln.today

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EUVD-2025-209404

CVSS Vector

Lifecycle Timeline

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Analysis

Technical Context

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EUVD-2025-209404

CVSS Vector

Lifecycle Timeline

Tags

Description

Analysis

Technical Context

Affected Products

Remediation

Priority Score

Share

External POC / Exploit Code