CVE-2021-3619: Rapid7 Velociraptor Notebooks Authenticated Persistent XSS

Published Jul 22, 2021
·
Updated

Rapid7 Velociraptor 0.5.9 and prior is vulnerable to a post-authentication persistent cross-site scripting (XSS) issue, where an authenticated user could abuse MIME filetype sniffing to embed executable code on a malicious upload. This issue was fixed in version 0.6.0. Note that login rights to Velociraptor is nearly always reserved for trusted and verified users with IT security backgrounds.

Affected Software

1 affected component
Rapid7 Velociraptor<0.6.0

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Upgrade

    Upgrade Rapid7 Velociraptor to a version that resolves this vulnerability.

    Fixed in 0.6.0

Event History

Jul 22, 2021
CVE Published
07:15 PM
Data Sourced
via NVD·07:15 PM
RemedyDescriptionSeverityWeaknessAffected Software
Aug 17, 2021
CVE Published
via MITRE·07:07 PM
Data Sourced
via MITRE·07:07 PM
DescriptionSeverityWeakness
Free Weekly Intel

Don't miss critical vulnerabilities

Join thousands of security professionals who receive our weekly digest of trending CVEs, zero-days, and exploited vulnerabilities.

No spam. Unsubscribe anytime.

Frequently Asked Questions

1

What is CVE-2021-3619?

CVE-2021-3619 is a vulnerability in Rapid7 Velociraptor 0.5.9 and prior that allows authenticated users to embed executable code on a malicious upload.

2

What is the severity of CVE-2021-3619?

The severity of CVE-2021-3619 is medium with a CVSS score of 4.8.

3

How does CVE-2021-3619 work?

CVE-2021-3619 is a post-authentication persistent cross-site scripting (XSS) issue that occurs due to abuse of MIME filetype sniffing.

4

How can I fix CVE-2021-3619?

CVE-2021-3619 was fixed in version 0.6.0 of Rapid7 Velociraptor. Users should update to this version to resolve the vulnerability.

5

Where can I find more information about CVE-2021-3619?

More information about CVE-2021-3619 can be found in the following references: [link 1](https://github.com/Velocidex/velociraptor/pull/1118) and [link 2](https://github.com/Velocidex/velociraptor/releases/tag/v0.6.0).

Contact

SecAlerts Pty Ltd.
132 Wickham Terrace
Fortitude Valley,
QLD 4006, Australia
info@secalerts.co
By using SecAlerts services, you agree to our services end-user license agreement. This website is safeguarded by reCAPTCHA and governed by the Google Privacy Policy and Terms of Service. All names, logos, and brands of products are owned by their respective owners, and any usage of these names, logos, and brands for identification purposes only does not imply endorsement. If you possess any content that requires removal, please get in touch with us.
© 2026 SecAlerts Pty Ltd.
ABN: 70 645 966 203, ACN: 645 966 203