Insecure direct object reference (IDOR) vulnerability in the MatchPoint API
Summary
| CVE | CVE-2026-111490 |
|---|---|
| State | PUBLISHED |
| Assigner | INCIBE |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2026-11-05 22:17:43 UTC |
| Updated | 2026-11-05 22:17:43 UTC |
| Description | Insecure direct object reference (IDOR) vulnerability in the MatchPoint API, which relies on the `actingasuser` HTTP header without verifying the requester's authorization for the specified user. Manipulation of sequential identifiers allows access to personal, banking, and financial data, private messages, and QR codes for physical access, as well as the ability to modify third-party accounts, change passwords, impersonate users, and transfer virtual balances. |
Risk And Classification
Primary CVSS: v4.0 9.9 CRITICAL from [email protected]
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
EPSS: 0.003750000 probability, percentile 0.316130000 (date 2026-11-06)
Problem Types: CWE-639 | CWE-639 CWE-639 Authorization bypass through User-Controlled key
| Version | Source | Type | Score | Severity | Vector |
|---|---|---|---|---|---|
| 4.0 | [email protected] | Secondary | 9.9 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/C... |
| 4.0 | CNA | CVSS | 9.9 | CRITICAL | CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N |
CVSS v4.0 Breakdown
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:H/SI:H/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | TPC Software | Matchpoint | affected Versions prior to latest one | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| www.incibe.es/en/incibe-cert/notices/aviso/multiple-vulnerabilities-tpc-sof... | [email protected] | www.incibe.es | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
Vendor Comments And Credit
Discovery Credit
CNA: Sergi García Tárraga (en)
Additional Advisory Data
Solutions
CNA: The manufacturer has announced the following measures. The server fixes for CVE-2026-111490 and CVE-2026-111493 have already been deployed and are applied regardless of the app version. To address the remaining vulnerabilities, it is recommended that you install the latest available version.