Vulnerability Description
The Bevy Event service through 2025-07-22, as used for eBay Seller Events and other activities, allows account takeover, if SSO is used, when a victim changes the email address that they have configured. To exploit this, an attacker would create their own account and perform an SSO login. The root cause of the issue is SSO misconfiguration.
CVSS Score
HIGH
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Bevy | Events And Groups | <= 2025-07-22 |
Related Weaknesses (CWE)
References
- https://bevy.com/b/events-and-groupsProduct
- https://gist.github.com/deep1chil/558e8da919690a634bec684e7c4d0ffeExploitThird Party Advisory
- https://www.youtube.com/watch?v=wbmIvA09Ra8Exploit
FAQ
What is CVE-2025-54599?
CVE-2025-54599 is a vulnerability with a CVSS score of 7.5 (HIGH). The Bevy Event service through 2025-07-22, as used for eBay Seller Events and other activities, allows account takeover, if SSO is used, when a victim changes the email address that they have configur...
How severe is CVE-2025-54599?
CVE-2025-54599 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2025-54599?
Check the references section above for vendor advisories and patch information. Affected products include: Bevy Events And Groups.