CVE-2025-64295 in All In One SEO Pack Plugin
Summary
by MITRE • 12/18/2025
Insertion of Sensitive Information Into Sent Data vulnerability in Syed Balkhi All In One SEO Pack all-in-one-seo-pack allows Retrieve Embedded Sensitive Data.This issue affects All In One SEO Pack: from n/a through <= 4.8.6.1.
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Analysis
by VulDB Data Team • 12/18/2025
The vulnerability CVE-2025-64295 represents a critical insertion of sensitive information into sent data flaw within the Syed Balkhi All In One SEO Pack plugin for WordPress. This vulnerability specifically impacts versions ranging from the initial release through version 4.8.6.1, creating a significant security risk for WordPress websites utilizing this SEO optimization tool. The issue stems from improper handling of sensitive data during the SEO data processing and transmission phases, allowing attackers to potentially extract confidential information from embedded data structures within the plugin's operations.
The technical implementation of this vulnerability manifests through the plugin's failure to properly sanitize or filter sensitive data before it is included in outgoing data transmissions. This flaw typically occurs when the plugin processes SEO metadata, social sharing information, or other embedded data elements that may contain user credentials, API keys, internal system information, or other confidential details. The vulnerability can be classified under CWE-200, which specifically addresses the insertion of sensitive information into sent data, and aligns with ATT&CK technique T1566.001 for credential dumping through social engineering. When exploited, the vulnerability allows attackers to intercept and retrieve embedded sensitive information that should remain protected within the plugin's operational context.
The operational impact of this vulnerability extends beyond simple data exposure, as it can lead to unauthorized access to administrative credentials, API access tokens, or other critical system information. Websites running affected versions of the All In One SEO Pack plugin become susceptible to information disclosure attacks where attackers can harvest sensitive data from the plugin's data transmission mechanisms. This exposure can result in compromised user accounts, unauthorized access to third-party services, or complete system takeover depending on the nature of the embedded sensitive information. The vulnerability affects not only individual websites but also creates a broader risk for WordPress ecosystems that rely on this popular SEO plugin, potentially enabling large-scale credential theft or data breaches across multiple sites.
Mitigation strategies for CVE-2025-64295 require immediate action from affected website administrators and system operators. The primary recommendation involves upgrading the All In One SEO Pack plugin to version 4.8.6.2 or later, which contains the necessary patches to address the sensitive data insertion flaw. Additionally, system administrators should implement network monitoring solutions to detect anomalous data transmission patterns that may indicate exploitation attempts. The implementation of proper data sanitization protocols within the plugin's codebase, including input validation and output encoding, should be enforced to prevent similar vulnerabilities from occurring in future versions. Organizations should also consider implementing web application firewalls and intrusion detection systems to monitor for exploitation attempts targeting this specific vulnerability. Security teams must conduct thorough audits of all installed WordPress plugins to identify other potentially vulnerable components that may exhibit similar behaviors, ensuring comprehensive protection against information disclosure threats.