CVE-2026-83744

MEDIUM 4.3

invoiceninja Invoice Ninja invoices Endpoint Purify.php isHostSafe server-side request forgery

CVSS Score

4.3

EPSS Score

0.0%

EPSS Percentile

0th

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.

CWE	CWE-918
Vendor	invoiceninja
Product	invoice ninja
Published	Sep 1, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

invoiceninja / Invoice Ninja

5.13.0 5.13.1 5.13.2 5.13.3 5.13.4 5.13.5 5.13.6 5.13.7 5.13.8 5.13.9 5.13.10 5.13.11 5.13.12 5.13.13 5.13.14 5.13.15 5.13.16 5.13.17 5.13.18 5.13.19 5.13.20 5.13.21 5.13.22 5.13.23 5.13.24 5.13.25 5.13.26

References

NVD ↗ CVE.org ↗ EPSS Data ↗

vuldb.com: https://vuldb.com/vuln/397500 vuldb.com: https://vuldb.com/vuln/397500/cti vuldb.com: https://vuldb.com/cve/CVE-2026-83744 vuldb.com: https://vuldb.com/submit/880055 ashutosh-jena.in: https://ashutosh-jena.in/blog/server-side-request-forgery-ssrf-in-invoice-ninja-pdf-rendering-v51326

Credits

🔍 MAVERICK-VF142 (VulDB User) VulDB CNA Team