CVE-2026-55810 in Plotly.js Graphing
Summary
by MITRE • 07/11/2026
Improperly Controlled Modification of Dynamically-Determined Object Attributes vulnerability in Drupal Plotly.js Graphing allows Object Injection. This issue affects Plotly.js Graphing versions: from 0.0.0 to 3.0.2.
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Analysis
by VulDB Data Team • 07/11/2026
The vulnerability under discussion represents a critical improper controlled modification of dynamically-determined object attributes flaw that exists within the Drupal Plotly.js Graphing module. This weakness allows for object injection attacks through manipulated input parameters that influence how graphing objects are constructed and processed. The vulnerability specifically impacts versions ranging from 0.0.0 up to and including 3.0.2, indicating a long-standing issue that has affected multiple release cycles of the module. Such vulnerabilities fall under the broader category of CWE-913, which addresses improper control of dynamically-determined object attributes, making them particularly dangerous as they can be exploited to manipulate object properties at runtime. The attack surface is expanded through the integration with Plotly.js, a widely-used JavaScript visualization library that enables interactive data plotting capabilities within web applications.
The technical implementation of this vulnerability stems from insufficient validation and sanitization of user-supplied input parameters that are used to dynamically configure graphing attributes. When Drupal processes chart configurations or data inputs through the Plotly.js Graphing module, the system fails to properly validate or escape certain attribute values that are directly passed into the underlying JavaScript objects. This creates an environment where malicious actors can inject unintended object properties or methods that alter the behavior of the visualization component. The flaw operates at the intersection of client-side and server-side processing, where server-side configuration parameters are serialized and transmitted to the client-side JavaScript environment without adequate protection against manipulation.
The operational impact of this vulnerability extends beyond simple data manipulation as it can enable attackers to execute arbitrary code within the context of the vulnerable web application. This occurs because the injected objects may contain method calls or property assignments that, when processed by Plotly.js, trigger unintended execution paths. The attack can potentially allow for privilege escalation, data exfiltration, or even complete system compromise depending on the broader security context and user privileges associated with the Drupal installation. From an ATT&CK perspective, this vulnerability maps to multiple techniques including command and control through web shell establishment, credential access via data manipulation, and persistence mechanisms that leverage the graphing functionality as a vector for maintaining access.
Mitigation strategies should focus on implementing comprehensive input validation and sanitization at multiple layers of the application architecture. The primary recommendation involves upgrading to patched versions of the Drupal Plotly.js Graphing module where the vulnerability has been addressed through proper parameter validation and object attribute control. Additionally, organizations should implement strict content security policies that limit the execution of dynamic code within the graphing context and enforce proper escaping of all user-supplied data before it is processed by the visualization library. Network-based protections such as web application firewalls can provide additional detection and prevention capabilities, while regular security audits should verify that no other similar vulnerabilities exist in related modules or custom implementations that might create analogous attack vectors.