CVE-2026-90481 - Vulnerability Details - OpenCVE

Description

In PortSwigger Burp Suite DAST (formerly Burp Suite Enterprise Edition) before 2026.8, an authentication bypass can occur via an alternate path or channel.

Published: 2026-09-24

Score: 9.2 Critical

EPSS: n/a

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

PortSwigger

Burp Suite DAST

unaffected

Version	Status	Constraints
`2021.11`	affected	< 2026.8

No data.

No data.

No data available yet.

Remediation

Vendor Solution

Upgrade to Burp Suite DAST 2026.8 or later.

Tracking

Sign in to view the affected projects.

Advisories

No advisories yet.

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements Present

User Interaction None

Vulnerable System Confidentiality Impact High

Vulnerable System Integrity Impact High

Vulnerable System Availability Impact High

Subsequent System Confidentiality Impact Low

Subsequent System Integrity Impact Low

Subsequent System Availability Impact Low

No CVSS v3.1

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

References

Link	Providers
https://portswigger.net/burp/releases/dast-2026-8

History

Thu, 24 Sep 2026 14:45:00 +0000

Type	Values Removed	Values Added
Description		In PortSwigger Burp Suite DAST (formerly Burp Suite Enterprise Edition) before 2026.8, an authentication bypass can occur via an alternate path or channel.
Weaknesses		CWE-288
References		https://portswigger.net/burp/releases/dast-2026-8
Metrics		cvssV4_0 `{'score': 9.2, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:L/SI:L/SA:L'}`

Subscriptions

No data.

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2026-09-24T14:14:18.341Z

Updated: 2026-09-24T14:55:31.110Z

Reserved: 2026-09-12T02:49:29.536Z

Link: CVE-2026-90481

Vulnrichment

No data.

NVD

Status : Received

Published: 2026-09-24T15:17:51.760

Modified: 2026-09-24T15:17:51.760

Link: CVE-2026-90481

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-288
Authentication Bypass Using an Alternate Path or Channel

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