CVE-2026-115594 in Media Library Assistant Plugin
Summary
by MITRE • 10/26/2026
Insertion of Sensitive Information Into Sent Data vulnerability in David Lingren Media LIbrary Assistant media-library-assistant allows Retrieve Embedded Sensitive Data.This issue affects Media LIbrary Assistant: from n/a through 3.42.
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Analysis
by VulDB Data Team • 10/26/2026
The identified vulnerability represents a critical failure in data handling practices within the David Lingren Media Library Assistant software, specifically affecting versions ranging from initial releases up to version 3.42. This flaw is classified as an Insertion of Sensitive Information Into Sent Data issue, which fundamentally indicates that the application transmits confidential or sensitive information through its communication channels without adequate protection mechanisms such as encryption or masking. The core technical defect lies in the software's inability to distinguish between public metadata and private user data during transmission processes, leading to the exposure of embedded sensitive content over network connections where it can be intercepted by unauthorized parties.
From a technical perspective, this vulnerability allows for the retrieval of embedded sensitive data through passive network monitoring or active interception attacks. When users interact with the Media Library Assistant application, particularly when syncing media files, updating library databases, or communicating with remote servers, the software includes identifiable personal information within its outgoing packets. This could include file paths containing user directory names, specific metadata tags that reveal private details about media ownership, or authentication tokens and session identifiers if they are improperly formatted in clear text. The lack of sanitization ensures that any sensitive data embedded in these transmissions remains readable to anyone with access to the network traffic between the client application and its destination server.
The operational impact of this vulnerability is significant for end-users who rely on the software for managing personal media collections. Attackers positioned within the same local area network or capable of performing man-in-the-middle attacks can exploit this flaw to harvest sensitive information without needing valid credentials or triggering intrusion detection systems that typically look for more aggressive exploitation techniques. The exposure of embedded data may lead to privacy violations, where private details about users' lives are revealed through media file names and associated metadata. Furthermore, if the transmitted data includes authentication-related elements, it could facilitate further attacks such as session hijacking or unauthorized access to linked cloud storage accounts, thereby escalating the risk from mere information disclosure to potential account compromise.
This vulnerability aligns with CWE-209, which describes the generation of an error message that contains sensitive information about the environment, and more broadly with CWE-359 regarding exposure of private personal information. In terms of offensive security frameworks, this behavior corresponds to ATT&CK technique T1048, specifically Exfiltration Over Alternative Protocol or general network sniffing activities where attackers leverage legitimate application traffic to steal data. The vulnerability underscores a common oversight in desktop applications that handle media files, where developers prioritize functionality over the secure handling of user-specific metadata during synchronization and upload operations.
To mitigate this risk, users affected by versions up to 3.42 should immediately upgrade to a patched version of David Lingren Media Library Assistant if one is available from the vendor. In cases where an update is not yet released or applicable, network-level mitigations are essential. Users should ensure that all communications with remote servers occur over encrypted channels such as HTTPS rather than unencrypted HTTP protocols. Additionally, implementing strict firewall rules to restrict outbound traffic from the application can limit the scope of data exposure. For organizations deploying this software across multiple endpoints, it is advisable to monitor network logs for unusual patterns in outgoing data packets and consider isolating systems running vulnerable versions until a permanent fix is implemented by the vendor.