CVE-2025-22570 in Inline Tweets Plugin
Summary
by MITRE • 01/13/2025
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Miloš Đekić Inline Tweets allows Stored XSS.This issue affects Inline Tweets: from n/a through 2.0.
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Analysis
by VulDB Data Team • 02/13/2025
The vulnerability identified as CVE-2025-22570 represents a critical cross-site scripting flaw in the Inline Tweets plugin developed by Miloš Đekić. This stored XSS vulnerability occurs during the web page generation process when user input is improperly neutralized, creating a persistent security risk that can affect multiple users who view affected content. The vulnerability specifically impacts versions of the Inline Tweets plugin ranging from the initial release through version 2.0, indicating a long-standing issue that has not been adequately addressed in the plugin's development lifecycle.
The technical flaw manifests when the plugin fails to properly sanitize or escape user-provided data before incorporating it into dynamically generated web pages. This improper input handling creates an environment where malicious actors can inject malicious scripts that persist in the database and execute whenever other users view the affected content. The vulnerability falls under CWE-79 which specifically addresses cross-site scripting flaws, and more precisely aligns with CWE-80 which deals with the improper neutralization of input during web page generation. The stored nature of this vulnerability means that the malicious payload remains persistent in the system, unlike reflected XSS attacks that require specific user interactions to trigger.
The operational impact of this vulnerability extends beyond simple script execution, as it can enable attackers to perform a wide range of malicious activities including session hijacking, credential theft, and data exfiltration from users who view the compromised content. Attackers can exploit this vulnerability to inject malicious JavaScript code that can steal cookies, redirect users to phishing sites, or even modify the functionality of the affected website. The persistence of stored XSS makes this particularly dangerous in environments where the plugin is used to display user-generated content or social media feeds, as the malicious code can affect all users who encounter the compromised content without requiring them to interact with specific links or forms.
Security practitioners should consider this vulnerability in the context of the MITRE ATT&CK framework, particularly under the technique T1531 for "Modify Existing Service" and T1203 for "Exploitation for Client Execution" which encompasses the execution of malicious code through web-based interfaces. The vulnerability represents a significant risk to web application security and should be prioritized for remediation. Organizations using the Inline Tweets plugin should immediately implement mitigations including input sanitization, output encoding, and strict content validation. The recommended approach involves implementing proper HTML escaping for all user-generated content, employing Content Security Policy headers to limit script execution, and conducting thorough input validation to prevent malicious code injection. Additionally, users should be encouraged to update to the latest version of the plugin once available, and administrators should monitor their systems for any signs of exploitation attempts or malicious activity related to this vulnerability.