PatchSiren cyber security CVE debrief
CVE-2024-27928 vantage6 CVE debrief
CVE-2024-27928 is a medium-severity vulnerability in vantage6, an open-source infrastructure for privacy-preserving analysis. If an attacker gains access to a user's email account, they can reset the password and 2FA token via email, effectively reducing 2FA to 1FA. This issue is not likely to cause significant problems due to the widespread use of 2FA in email providers. However, users of vantage6, especially those with high-security requirements, should be aware of this vulnerability and take steps to mitigate it by upgrading to version 5.0.0 or later and implementing additional security measures for email accounts.
- Vendor
- vantage6
- Product
- Unknown
- CVSS
- MEDIUM 5.9
- CISA KEV
- Not listed in stored evidence
- Original CVE published
- 2026-06-17
- Original CVE updated
- 2026-06-23
- Advisory published
- 2026-06-17
- Advisory updated
- 2026-06-23
Who should care
Users of vantage6, especially those with high-security requirements, should be aware of this vulnerability and take steps to mitigate it. This includes upgrading to version 5.0.0 or later, implementing additional security measures for email accounts, and monitoring for suspicious activity related to vantage6 and email accounts. Security teams and operators should review the vulnerability and its potential impact on their systems.
Technical summary
The vulnerability exists in vantage6 versions prior to 5.0.0. An attacker with access to a user's email account can reset the password and 2FA token via email, reducing 2FA to 1FA. This issue is not likely to cause significant problems due to the widespread use of 2FA in email providers. However, it is essential to upgrade to version 5.0.0 or later to fix the issue. Additionally, implementing extra security measures for email accounts and monitoring for suspicious activity related to vantage6 and email accounts can help mitigate the vulnerability.
Defensive priority
Medium
Recommended defensive actions
- Upgrade to vantage6 version 5.0.0 or later
- Implement additional security measures for email accounts
- Monitor for suspicious activity related to vantage6 and email accounts
- Review compensating controls for exposed systems while remediation is scheduled and verified
- Check relevant monitoring, detection, and logs for exposed assets that need extra review
- Track exceptions, retest remediated assets, and close the item only after evidence is documented
- Confirm whether affected product deployments exist in managed environments and assign an owner for follow-up
Evidence notes
The CVE record was published on 2026-06-17T23:17:02.790Z and last modified on 2026-06-23T15:44:39.343Z. The NVD entry is currently Deferred. This vulnerability affects users of vantage6, particularly those with high-security requirements. Evidence of exploitation is limited, but defenders should verify email account security and monitor for suspicious activity.
Official resources
AI-assisted PatchSiren debrief based on the supplied source corpus. The CVE record was published on 2026-06-17T23:17:02.790Z and has not been modified since then. The NVD entry is currently Deferred.