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CVE-2026-83743

invoiceninja Invoice Ninja Vendor Portal Profile Update profile authorization

MEDIUM

6.3

CVSS Score

Published: September 1, 2026 at 04:30 AM UTC

Updated: September 1, 2026 at 09:01 PM UTC

1 product affected across 1 vendorInvoice Ninja

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Severity

MEDIUM6.3

Exploit prediction

EPSS 0.4%

SSVC

PoC

Description

A weakness has been identified in invoiceninja Invoice Ninja up to 5.13.26. This affects an unknown part of the file /vedor/profile/ of the component Vendor Portal Profile Update. Executing a manipulation of the argument vendor_contact can lead to authorization bypass. The attack may be performed from remote. The exploit has been made available to the public and could be used for attacks. Upgrading to version 5.13.27 is able to mitigate this issue. This patch is called f86fd9697ce7bd0d28adbe2e6c5890780482ea90. The affected component should be upgraded.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Invoice Ninja · Invoiceninja

60%

5.13.0 5.13.1 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 5.13.2 5.13.20 5.13.21 5.13.22 5.13.23 5.13.24 5.13.25 5.13.26 5.13.3 5.13.4 5.13.5 5.13.6 5.13.7 5.13.8 5.13.9

Vendor states this is fixed in 5.13.27 (unaffected)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

References (7)

VDB EntryTechnical Description

Source: cverecord

https://vuldb.com/vuln/397499

SignaturePermissions Required

Source: cverecord

https://vuldb.com/vuln/397499/cti

Third Party Advisory

Source: cverecord

https://vuldb.com/cve/CVE-2026-83743

Third Party Advisory

Source: cverecord

https://vuldb.com/submit/880053

Exploit

Source: cverecord

https://ashutosh-jena.in/blog/broken-access-control-idor-in-invoice-ninja-vendor-portal-v51326

Patch

Source: cverecord

https://github.com/invoiceninja/invoiceninja/commit/f86fd9697ce7bd0d28adbe2e6c5890780482ea90

Patch

Source: cverecord

https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.27

SSVC — Action Prioritization

SSVCPoCNot automatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

6.3MEDIUMVulDB

Vector?

Quick Info

StatusDEFERRED

CWE

CWE-639CWE-285

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