SEPTEMBER 17, 2026
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Case File

CVE-2026-83744

MEDIUM · CVSS 4.3 EPSS 0.20% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-01 · Last synced 2026-09-17

CyberRota Analysis

AI-Generated

A server-side request forgery vulnerability exists in Invoice Ninja versions up to 5.13.26, specifically in the Purify::isHostSafe function within the invoices endpoint. This flaw allows remote attackers to manipulate the argument notes, potentially leading to unauthorized access to internal resources. Organizations using affected versions should prioritize patching this vulnerability to mitigate the risk of exploitation.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

Detected Signals
exploit

Note: these links are listed for security research and verification purposes only.

CVE
CVE-2026-83744
Severity
MEDIUM
CVSS
4.3
EPSS
0.20%

Original NVD Description

A security vulnerability has been detected in invoiceninja Invoice Ninja up to 5.13.26. This vulnerability affects the function Purify::isHostSafe of the file app/Services/Pdf/Purify.php of the component invoices Endpoint. The manipulation of the argument notes leads to server-side request forgery. It is possible to initiate the attack remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.