CVE-2026-1568
Signature Verification Bypass in Rapid7 InsightVM Enables Account Takeover
Publication date: 2026-02-03
Last updated on: 2026-02-03
Assigner: Rapid7, Inc.
Description
Description
CVSS Scores
EPSS Scores
| Probability: | |
| Percentile: |
Affected Vendors & Products
| Vendor | Product | Version |
|---|---|---|
| rapid7 | insightvm | to 8.34.0 (exc) |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-347 | The product does not verify, or incorrectly verifies, the cryptographic signature for data. |
| CWE-287 | When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
The vulnerability in Rapid7 InsightVM versions before 8.34.0 is a signature verification issue on the Assertion Consumer Service (ACS) cloud endpoint.
This flaw allows an attacker to gain unauthorized access to InsightVM accounts that are set up via "Security Console" installations.
The root cause is that the application processes unsigned assertions and issues session cookies granting access to targeted user accounts, enabling full account takeover.
This issue has been fixed in version 8.34.0 of InsightVM.
How can this vulnerability impact me? :
This vulnerability can lead to a full account takeover of InsightVM user accounts.
An attacker exploiting this issue could gain unauthorized access to sensitive data and functionalities within the InsightVM platform.
Given the CVSS score of 9.6 (Critical), the impact includes high confidentiality and integrity loss, although availability is not affected.
How does this vulnerability affect compliance with common standards and regulations (like GDPR, HIPAA)?:
I don't know
How can this vulnerability be detected on my network or system? Can you suggest some commands?
I don't know
What immediate steps should I take to mitigate this vulnerability?
To mitigate this vulnerability, you should upgrade Rapid7 InsightVM to version 8.34.0 or later, where the signature verification issue on the Assertion Consumer Service (ACS) cloud endpoint has been fixed.