CVE-2026-1559

EUVD-2026-23622 MEDIUM

2026-04-18 Wordfence

XSS WordPress

6.4

CVSS 3.1

CVSS VectorNVD

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

Attack Vector

Network

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Changed

Confidentiality

Low

Integrity

Low

Availability

None

Lifecycle Timeline

Analysis Generated

Apr 18, 2026 - 01:52 vuln.today

DescriptionNVD

The Youzify plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'checkin_place_id' parameter in all versions up to, and including, 1.3.6 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Subscriber-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

AnalysisAI

Youzify plugin for WordPress (versions up to 1.3.6) allows authenticated subscribers to execute stored cross-site scripting attacks via the 'checkin_place_id' parameter due to insufficient input sanitization and output escaping. An attacker with subscriber-level access can inject arbitrary JavaScript that executes when other users view the affected page, enabling session hijacking, credential theft, or malware distribution. …

Analysis

Detailed AI-generated intelligence summary covering attack vector, impact assessment, affected versions, remediation steps, and indicators of compromise.

POChttps://••••••••••.com/exploit

PATCHhttps://••••••••••.com/patch

ADVISORYhttps://••••••••••.com/advisory

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CVE-2026-1559 vulnerability details – vuln.today

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