CVE-2026-15657
foreUP customer REST API allows authenticated users to read cleartext payment-processor merchant credentials
A vulnerability in the foreUP customer REST API allows any authenticated user to read cleartext payment-processor merchant credentials in the response body.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- None
What an attacker can affect
- Confidentiality
- High
- Integrity
- None
- Availability
- None
Exploit likelihood
What each source reports
CVE List Score used
foreUP customer REST API allows authenticated users to read cleartext payment-processor merchant credentials
A vulnerability in the foreUP customer REST API allows any authenticated user to read cleartext payment-processor merchant credentials in the response body.
- Record
CVE-2026-15657- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-522
- Updated
- 2026-11-02
EUVDEUVD-2026-51163
A vulnerability in the foreUP customer REST API allows any authenticated user to read cleartext payment-processor merchant credentials in the response body.
- Record
EUVD-2026-51163- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-mm4c-2vv9-p2gv
A vulnerability in the foreUP customer REST API allows any authenticated user to read cleartext...
A vulnerability in the foreUP customer REST API allows any authenticated user to read cleartext payment-processor merchant credentials in the response body.
- Record
GHSA-mm4c-2vv9-p2gv- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-522
- Updated
- 2026-11-02
NVD
A vulnerability in the foreUP customer REST API allows any authenticated user to read cleartext payment-processor merchant credentials in the response body.
- Record
CVE-2026-15657- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N - Weakness
- CWE-522
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2026-15657 is a medium vulnerability (CVSS 6.5) in Foreup, published July 30, 2026. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.34%, the 27th percentile. No source names a fixed version.