CVE-2025-54599
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.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.42%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
- EPSS
- 0.42% probability · 35th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-284
- Affected
- bevy/events and groups
- Source
- cve@mitre.org
References
- https://bevy.com/b/events-and-groupsProduct
- https://gist.github.com/deep1chil/558e8da919690a634bec684e7c4d0ffeExploit, Third Party Advisory
- https://www.youtube.com/watch?v=wbmIvA09Ra8Exploit
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.