Rapid7 Nexpose versions prior to 6.6.114 suffer from an information exposure issue whereby, when the user's session has ended due to inactivity, an attacker can use the inspect element browser feature to remove the login panel and view the details available in the last webpage visited by previous user

References

• https://nvd.nist.gov/vuln/detail/CVE-2019-5640
• https://docs.rapid7.com/release-notes/nexpose/20211117/