Public vulnerability disclosure

CVE-2026-111490

Insecure direct object reference (IDOR) vulnerability in the MatchPoint API

publishedCWE-639

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.

Technical severity9.9 criticalCVSS 4.0 · CNA: INCIBE
Published2026-11-05Source updated 2026-11-05
Collected2026-11-051 attributed source

Fixes and workarounds

Fix

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.

Source: CNA: INCIBE

Affected products and versions

Affected products, source version ranges and reporting authorities
ProductVersionsAuthority
Matchpoint
TPC Software
Versions prior to latest one (affected)
Other versions: unaffected
CNA: INCIBE

Version ranges are source assertions. Check the vendor advisory and your installed configuration before determining exposure.

CVSS assessments

CVSS scores, vectors and reporting authorities
Version / scoreVectorAuthority
4.0 / 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:NCNA: INCIBE

Exploit evidence

No exploit evidence in collected sources. This is not proof of no exploitation.

References

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