CVE-2026-87424 A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an attacker to bypass authent
High 8.6
Published
Updated
Check this codebase for CVE-2026-87424 and fix it if it is affected.
What it is: CVE-2026-87424 is a high-severity vulnerability in Brocade Active Support Connectivity Gateway, published on 8 Oct 2026.
Exploitation: There is no known exploitation of CVE-2026-87424 in the wild and no public exploit code.
Affected product: Brocade Active Support Connectivity Gateway. No package-level version data is available, so check the vendor advisory linked from the reference page.
Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.
Reference: https://insights.sbomify.com/CVE-2026-87424/ (Markdown: https://insights.sbomify.com/CVE-2026-87424/index.md)
- Exploited in the wild
- Not known
- Fix
- None listed
What is CVE-2026-87424?
CVE-2026-87424 is a high-severity vulnerability in Brocade Active Support Connectivity Gateway, published on 8 Oct 2026.
Official description
A vulnerability in the SupportLink API authentication component of Brocade ASCG versions prior to 3.5.0 allows an attacker to bypass authentication across deployments due to the use of a hard coded cryptographic key.
Weakness: CWE-321
Which versions are affected by CVE-2026-87424?
It affects 1 product.
Products include Broadcom Brocade Active Support Connectivity Gateway.
How do I fix CVE-2026-87424?
No fix has been published for CVE-2026-87424 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-87424 being exploited?
There is no known exploitation of CVE-2026-87424 in the wild and no public exploit code.
Other vulnerabilities in Brocade Active Support Connectivity Gateway
- CVE-2026-85421 Missing authorization in Brocade Active Support Connectivity Gateway
- CVE-2026-85489 Missing authorization in Brocade Active Support Connectivity Gateway
- CVE-2026-85423 A vulnerability has been identified in the data collection service of Brocade ASCG versions before 3.5.0.
- CVE-2026-85486 Code injection in Brocade Active Support Connectivity Gateway
- CVE-2026-85487 Path traversal in Brocade Active Support Connectivity Gateway
Sources
Also known as GHSA-3fcc-27mp-9h8c.