How to fix CVE-2025-12672?

Within 30 days: Identify affected systems running all and apply vendor patches as part of regular patch cycle. Verify Content-Security-Policy and output encoding.

Is PHP affected by CVE-2025-12672?

Organizations using all should be aware of moderate risk from CVE-2025-12672, a cross-site scripting vulnerability rated CVSS 6.4. Attackers could inject scripts to steal sessions or perform actions as authenticated users.

CVE-2025-12672

MEDIUM

2025-11-11 [email protected]

WordPress XSS PHP

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

Mar 28, 2026 - 19:21 vuln.today

CVE Published

Nov 11, 2025 - 04:15 nvd

MEDIUM 6.4

DescriptionNVD

The Flickr Show plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'div_height' parameter of the 'flickrshow' shortcode in all versions up to, and including, 1.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

AnalysisAI

The Flickr Show plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'div_height' parameter of the 'flickrshow' shortcode in all versions up to, and including, 1.5 due to. Rated medium severity (CVSS 6.4), this vulnerability is remotely exploitable, 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. The Flickr Show plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the 'div_height' parameter of the 'flickrshow' shortcode in all versions up to, and including, 1.5 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with Contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Affected ProductsAI

See vendor advisory for affected versions.

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-2025-12672 vulnerability details – vuln.today

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