CVE-2025-42605

CRITICALCVSS 9.3/10EPSS 0.39%

Last modified

CVE-2025-42605 is a critical-severity vulnerability rated 9.3/10 on the CVSS scale. 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.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

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.

Metrics

CVSS 4.0
9.3/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:N/SC:L/SI:L/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 Probability
0.39%

31.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

References

Timeline

Published
Last Modified
Status
Deferred

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 score of 9.3/10 (CRITICAL severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.
How do I fix CVE-2025-42605?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2025-42605?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST