Medium severity · published Sep 1, 2026
CVE-2026-83743
invoiceninja Invoice Ninja Vendor Portal Profile Update profile authorization
6.3
CVSS
0.4%
EPSS
No
On KEV
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.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
Low
Integrity
Low
Availability
Low
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 32% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IN
Invoice Ninja · invoiceninja
5.13.0; 5.13.1; 5.13.2; 5.13.3; 5.13.4; 5.13.5; +21 more · source: vendor
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2026-83743
CVE.org
https://www.cve.org/CVERecord?id=CVE-2026-83743
ashutosh-jena.in
https://ashutosh-jena.in/blog/broken-access-control-idor-in-invoice-ninja-vendor-portal-v51326
github.com
https://github.com/invoiceninja/invoiceninja/commit/f86fd9697ce7bd0d28adbe2e6c5890780482ea90
github.com
https://github.com/invoiceninja/invoiceninja/releases/tag/v5.13.27
vuldb.com
https://vuldb.com/cve/CVE-2026-83743
vuldb.com
https://vuldb.com/submit/880053
vuldb.com
https://vuldb.com/vuln/397499
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