CVE-2026-45391
Remote Code Execution in Reserved Product
Publication date: 2026-05-12
Last updated on: 2026-05-12
Assigner: af879a92-7297-456a-bb0e-905ac6c64bdc
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| cribl | edge | to 4.17.1 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-UNKNOWN |
Attack-Flow Graph
AI Powered Q&A
What immediate steps should I take to mitigate this vulnerability?
To mitigate CVE-2026-45391, it is strongly advised to upgrade Cribl Edge to version 4.17.1 or later.
This update addresses critical security vulnerabilities affecting both Linux and Windows systems and helps prevent unauthorized access or other malicious activities.
Keeping your software up to date is essential to protect against this and other potential security threats.
Can you explain this vulnerability to me?
CVE-2026-45391 is a critical security vulnerability found in Cribl Edge versions prior to 4.17.1, affecting both Linux and Windows systems. The vulnerability, identified as CRIBL-39556 and CRIBL-39749, could allow unauthorized access or other malicious activities if not addressed.
Cribl recommends upgrading to version 4.17.1 or later to mitigate this risk. Further technical details are available on Cribl’s Trust Portal for authorized users.
How can this vulnerability impact me? :
This vulnerability could allow unauthorized access or other malicious activities on affected systems running Cribl Edge versions prior to 4.17.1. Such unauthorized access may lead to data breaches, system compromise, or disruption of services.
To prevent these impacts, it is strongly advised to upgrade to Cribl Edge version 4.17.1 or later.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
CVE-2026-45391 is a critical security vulnerability that could allow unauthorized access or other malicious activities if not mitigated. Such vulnerabilities can potentially impact compliance with common standards and regulations like GDPR and HIPAA, which require protection of sensitive data and prevention of unauthorized access.
Cribl strongly advises upgrading to version 4.17.1 or later to mitigate this risk, highlighting the importance of keeping software up to date to maintain security and compliance.
How can this vulnerability be detected on my network or system? Can you suggest some commands?
CVE-2026-45391 affects Cribl Edge versions prior to 4.17.1 on both Linux and Windows systems. The recommended method to address this vulnerability is to upgrade to version 4.17.1 or later.
No specific detection commands or network/system detection methods are provided in the available resources. For detailed technical information, including detection or mitigation steps, it is advised to consult Cribl’s Trust Portal, which requires login credentials.