CVE-2024-32141 in Publisher Hub Plugin
Summary
by MITRE • 04/15/2024
Cross-Site Request Forgery (CSRF) vulnerability in libsyn Libsyn Publisher Hub libsyn-podcasting.This issue affects Libsyn Publisher Hub: from n/a through <= 1.4.4.
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Analysis
by VulDB Data Team • 04/02/2026
The cross-site request forgery vulnerability identified as CVE-2024-32141 resides within the libsyn Libsyn Publisher Hub component of the libsyn-podcasting ecosystem, representing a critical security flaw that undermines the integrity of user sessions and authorization mechanisms. This vulnerability specifically impacts versions of the Publisher Hub ranging from the initial release through version 1.4.4, creating a persistent attack surface that could be exploited by malicious actors to perform unauthorized actions on behalf of authenticated users. The flaw manifests in the application's insufficient validation of cross-origin requests, allowing attackers to manipulate user sessions and execute malicious operations without proper authorization.
The technical implementation of this CSRF vulnerability stems from the absence of proper anti-forgery tokens or origin validation mechanisms within the Publisher Hub's request processing pipeline. When users authenticate to the libsyn platform, their session remains active and potentially vulnerable to manipulation if the application fails to verify that requests originate from legitimate sources within the same origin domain. This weakness creates an environment where attackers can craft malicious web pages or exploit existing user sessions to submit unauthorized requests to the Publisher Hub's API endpoints, effectively bypassing the authentication and authorization controls that should protect user data and system functionality.
The operational impact of this vulnerability extends beyond simple data exposure, as it enables attackers to perform a wide range of malicious activities within the affected system. An attacker could potentially modify podcast settings, upload unauthorized content, delete existing media files, or manipulate user accounts through the compromised session. The vulnerability particularly threatens podcast publishers who rely on the Publisher Hub for content management, as successful exploitation could result in unauthorized content modifications, data loss, or complete account compromise. The attack vector typically involves luring authenticated users to malicious websites that automatically submit requests to the vulnerable Publisher Hub, making it particularly dangerous in environments where users frequently navigate to untrusted web content.
Mitigation strategies for CVE-2024-32141 must address both immediate remediation and long-term security architecture improvements. Organizations should prioritize upgrading to version 1.4.5 or later of the libsyn Publisher Hub, which contains the necessary patches to address the CSRF vulnerability. Additionally, implementing proper anti-forgery token mechanisms, enforcing strict origin validation for API requests, and conducting regular security assessments of web applications can significantly reduce the risk of exploitation. The vulnerability aligns with CWE-352, which specifically addresses Cross-Site Request Forgery, and represents a clear violation of the principle of least privilege in web application security. From an ATT&CK framework perspective, this vulnerability maps to techniques involving privilege escalation and credential access, as attackers can leverage the CSRF flaw to gain unauthorized access to user accounts and their associated privileges. Security teams should also implement network monitoring solutions to detect unusual API request patterns that might indicate exploitation attempts, while ensuring that all user sessions are properly validated and that proper session management practices are enforced throughout the application lifecycle.