CVE-2026-9169 in Arena SDK
Summary
by MITRE • 08/07/2026
DLL Search Order Hijacking in LUCID Vision Labs Arena SDK 1.0.80.49 on Windows allows a local attacker to execute arbitrary code with the privileges of the application by placing a malicious DLL in a user-controlled directory listed in the PATH environment variable, which the SDK traverses when a required dependency is not found locally.
Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.
Analysis
by VulDB Data Team • 08/07/2026
dll search order hijacking represents a critical vulnerability in software applications that dynamically load libraries without proper security controls. this weakness allows attackers to manipulate the library loading process by placing malicious code in directories that are searched before legitimate system locations. in the specific case of lucid vision labs arena sdk version 1.0.80.49, the application exhibits vulnerable behavior when resolving dynamic link library dependencies during runtime operations. the software fails to implement secure library loading mechanisms and instead relies on the standard windows search order which includes user-controlled directories present in the PATH environment variable.
the technical flaw manifests when the arena sdk attempts to load required dll files that are not present in the application's local directory or system paths. during this process, windows searches through directories listed in the PATH variable following a predetermined order where user-controlled locations are often prioritized over secure system directories. an attacker who can control one of these PATH entries gains the ability to place a malicious dll with the same name as a required dependency, causing the application to execute unauthorized code when the library is loaded. this vulnerability directly maps to common weakness enumeration 1190 which describes improper library loading vulnerabilities in windows applications.
the operational impact of this vulnerability extends beyond simple privilege escalation as it enables local attackers to execute arbitrary code with the privileges of the running application. since the arena sdk typically operates with elevated permissions for hardware device access and image processing capabilities, successful exploitation could allow adversaries to gain full control over the system's vision processing functions. the attack requires minimal privileges as the attacker only needs write access to one of the PATH directories, making this vector particularly dangerous in multi-user environments or when applications run with administrative rights. this weakness creates a persistent backdoor that can be exploited repeatedly without requiring additional authentication or system compromise.
mitigation strategies for this vulnerability require careful implementation of secure library loading practices within the application code. developers should utilize the LoadLibraryEx function with the LOAD_WITH_ALTERED_SEARCH_PATH flag to specify exact library locations and avoid relying on default search order behavior. additionally, applications should implement proper dll validation mechanisms including digital signature verification and file integrity checks before loading external libraries. system administrators can reduce risk by implementing secure PATH configurations that minimize user-controlled directories in the search path and regularly auditing application permissions. according to attack technique t1574.002 from the mitre att&ck framework, this vulnerability represents a technique for hijacking dynamic link libraries which is commonly used in privilege escalation attacks targeting windows systems. organizations should also consider implementing application control policies such as microsoft applocker or similar solutions to prevent execution of unauthorized binaries regardless of the search order behavior.
the root cause of this vulnerability stems from inadequate security design principles during software development phases and highlights the importance of following secure coding practices for dynamic library loading operations. proper implementation of secure library loading follows industry standards including those established by the open web application security project and the iso/iec 27001 information security management framework. organizations must conduct regular security assessments of their software applications to identify similar vulnerabilities in third-party components and ensure that all dependencies are properly validated before execution. this particular weakness demonstrates how seemingly minor design decisions in library loading can create significant security risks that persist across multiple versions and deployment scenarios, emphasizing the need for comprehensive security testing throughout the software development lifecycle.