CVE-2026-83744invoiceninja Invoice Ninja invoices Endpoint Purify.php isHostSafe server-side request forgery
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No exploitation reported and no EPSS estimate yet.
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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.
- CVSS
- 4.3 MEDIUM (v3.1, CNA)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
- Weakness (CWE)
- CWE-918
- Known exploited
- Not in CISA's KEV catalog
- EPSS (exploitation in the next 30 days)
- Not loaded for this CVE
- Assigned by
- VulDB
- NVD analysis
- Deferred
- Record last updated
- Sep 2, 2026
- First seen by InfoSec Signals
- Oct 9, 2026
Affected products
invoiceninja Invoice Ninja 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; and 19 more ranges | CNA record |
References
- https://vuldb.com/vuln/397500vdb-entry, technical-description
- https://vuldb.com/vuln/397500/ctisignature, permissions-required
- https://vuldb.com/cve/CVE-2026-83744third-party-advisory
- https://vuldb.com/submit/880055third-party-advisory
- https://ashutosh-jena.in/blog/server-side-request-forgery-ssrf-in-invoice-ninja-pdf-rendering-v51326exploit
The CVE record on cve.org NVD's entry
The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.