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Vulnerabilities

Vulnerability · CVE-2025-42603

This vulnerability exists in the Meon KYC solutions due to transmission of sensitive data in plain text within the response payloads of certain API endpoints.

Published Apr 23, 2025 · catalog updated Apr 23, 2025 · Meon KYC solutions

Check if you run it

No confirmed exploitation is on record for CVE-2025-42603. EPSS is 0.32%. Act only if a listed version of Meon KYC solutions is installed.

Gaps on this record

  • No vendor fix or required action is stored. Compare the linked advisory before you change production.
Severity
High8.7
Known exploitation
Not in CISA/VulnCheck KEV
EPSS
0.32%
Remediation
Vendor / distro source
Affected products
vendor Meon KYC solutions 1.1

This vulnerability exists in the Meon KYC solutions due to transmission of sensitive data in plain text within the response payloads of certain API endpoints. An authenticated remote attacker could exploit this vulnerability by intercepting API response that contains unencrypted sensitive information belonging to other users. Successful exploitation of this vulnerability could allow remote attacker to impersonate the target user and gain unauthorized access to the user account.

Are you affected?

Enter the version you run. The result uses only the ranges stored on this record.

The check returns affected, not affected, or incomplete. It does not guess a version that is missing from the record.

  • vendor Meon KYC solutions 1.11.1

How to fix CVE-2025-42603

What to do

Three questions, each answered from this record only. Confirm the vendor advisory before you patch.

Should you patch?

No confirmed exploitation is on record for CVE-2025-42603. EPSS is 0.32%. Act only if a listed version of Meon KYC solutions is installed.

Which versions are affected?

Compare what you have installed with Meon KYC solutions 1.1 1.1. Compare the installed version with the linked vendor advisory before you change production.

What should an analyst verify?

No weakness class is stored. EPSS 0.32%. There is no CISA KEV listing. No Exploit-DB or Metasploit reference is linked. Use the source links for the original advisory.

Code

The project this record applies to. Exploit listings stay in References.

No public source repository is identified for this product.

Timeline

Detection, updates, and resolution for this record.

  1. Apr 23, 2025 · EUVD

    Detected

    This vulnerability exists in the Meon KYC solutions due to transmission of sensitive data in plain text within the response payloads of certain API endpoints. An authenticated remote attacker could exploit this vulnerability by intercepting API response that contains unencrypted sensitive information belonging to other users. Successful exploitation of this vulnerability could allow remote attacke

  2. Apr 23, 2025 · EUVD

    Updated

    This vulnerability exists in the Meon KYC solutions due to transmission of sensitive data in plain text within the response payloads of certain API endpoints. An authenticated remote attacker could exploit this vulnerability by intercepting API response that contains unencrypted sensitive information belonging to other users. Successful exploitation of this vulnerability could allow remote attacke

Sources

  • CVE.orgVulnerability recordCVE-2025-42603

    Official CVE identifier

    cve.org
  • FIRST EPSSExploitation probabilityCVE-2025-42603

    30-day exploitation probability 0.3%

    first.org
  • EUVDVulnerability recordEUVD-2025-12235

    This vulnerability exists in the Meon KYC solutions due to transmission of sensitive data in plain text within the response payloads of certain API endpoints. An authenticated remote attacker could exploit this vulnerability by intercepting API response that contains unencrypted

    euvd.enisa.europa.eu

References

Freshness

Last verified in this catalog Oct 18, 2026. Significant claims (KEV, EPSS, CVSS, affected ranges) come from the source rows above — open the original publisher for the authoritative advisory.