CVE-2025-42605
CVE-2025-42605 is a critical-severity vulnerability with a CVSS 4.0 base score of 9.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-639.
Key facts
- Severity: Critical (CVSS 4.0 base score 9.3)
- EPSS exploit prediction: 0% (31st percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2025-12240
- Weakness: CWE-639
- Published:
- Last modified:
Description
This vulnerability exists in Meon Bidding Solutions due to improper authorization controls on certain API endpoints for the initiation, modification, or cancellation operations. An authenticated remote attacker could exploit this vulnerability by manipulating parameter in the API request body to gain unauthorized access to other user accounts. Successful exploitation of this vulnerability could allow remote attacker to perform authorized manipulation of data associated with other user accounts.
Frequently asked questions
- What is CVE-2025-42605?
- This vulnerability exists in Meon Bidding Solutions due to improper authorization controls on certain API endpoints for the initiation, modification, or cancellation operations. An authenticated remote attacker could exploit this vulnerability by manipulating parameter in the API request body to gain unauthorized access to other user accounts. Successful exploitation of this vulnerability could allow remote attacker to perform authorized manipulation of data associated with other user accounts.
- How severe is CVE-2025-42605?
- CVE-2025-42605 has a CVSS 4.0 base score of 9.3, rated critical severity.
- Is CVE-2025-42605 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (31st percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2025-42605?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
- Does CVE-2025-42605 have an EU (EUVD) identifier?
- Yes. CVE-2025-42605 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-12240.
- When was CVE-2025-42605 published?
- CVE-2025-42605 was published on 2025-04-23 and last updated on 2026-06-17.
References
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