CVE-2026-23491
7.5 · HIGHOverview
CVE-2026-23491 is a high-severity vulnerability affecting invoiceplane invoiceplane. It was published on February 18, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
Technical Description
InvoicePlane is a self-hosted open source application for managing invoices, clients, and payments. A path traversal vulnerability exists in the `get_file` method of the `Guest` module's `Get` controller in InvoicePlane up to and including through 1.6.3. The vulnerability allows unauthenticated attackers to read arbitrary files on the server by manipulating the input filename. This leads to the disclosure of sensitive information, including configuration files with database credentials. Version 1.6.4 fixes the issue.
Remediation
Check the references section for vendor advisories and patches from invoiceplane. Update invoiceplane to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| invoiceplane | invoiceplane | >= 0, < 1.6.4 | Affected |
Frequently Asked Questions
What is CVE-2026-23491?
CVE-2026-23491 is a high-severity vulnerability affecting invoiceplane invoiceplane. It was published on February 18, 2026 and has a CVSS 3.1 base score of 7.5 (HIGH).
How severe is CVE-2026-23491?
This vulnerability has a CVSS 3.1 base score of 7.5, rated HIGH. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2026-23491?
Check the references section for vendor advisories and patches from invoiceplane. Update invoiceplane to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2026-23491?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-23491 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
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