CVE-2026-34367
7.6 · HIGHOverview
CVE-2026-34367 is a high-severity vulnerability affecting invoiceshelf invoiceshelf. It was published on March 31, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
Technical Description
InvoiceShelf is an open-source web & mobile app that helps track expenses, payments and create professional invoices and estimates. Prior to version 2.2.0, a Server-Side Request Forgery (SSRF) vulnerability exists in the Invoice PDF generation module. User-supplied HTML in the invoice Notes field is passed unsanitised to the Dompdf rendering library, which will fetch any remote resources referenced in the markup. This can be triggered via the PDF preview and email delivery endpoints. This issue has been patched in version 2.2.0.
Remediation
Check the references section for vendor advisories and patches from invoiceshelf. Update invoiceshelf 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 |
|---|---|---|---|
| invoiceshelf | invoiceshelf | >= 0, < 2.2.0 | Affected |
Frequently Asked Questions
What is CVE-2026-34367?
CVE-2026-34367 is a high-severity vulnerability affecting invoiceshelf invoiceshelf. It was published on March 31, 2026 and has a CVSS 3.1 base score of 7.6 (HIGH).
How severe is CVE-2026-34367?
This vulnerability has a CVSS 3.1 base score of 7.6, rated HIGH. It can be exploited remotely over the network. Some level of privileges is required for exploitation.
How do I fix or remediate CVE-2026-34367?
Check the references section for vendor advisories and patches from invoiceshelf. Update invoiceshelf 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-2026-34367?
CyberStrike's AI-powered security agents can automatically detect CVE-2026-34367 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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