CVE-2026-12579 AS228T - Authentication Bypass Vulnerability
High 7.4
Published
Updated
Check this codebase for CVE-2026-12579 and fix it if it is affected.
What it is: CVE-2026-12579 is a high-severity authentication bypass vulnerability in deltaww AS228T, published on 1 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-12579 in the wild and no public exploit code.
Affected product: deltaww AS228T. 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-2026-12579/ (Markdown: https://insights.sbomify.com/CVE-2026-12579/index.md)
Attackers can bypass authentication on Delta AS228T devices, gaining unauthorized access to the system.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-12579?
CVE-2026-12579 is a high-severity authentication bypass vulnerability in deltaww AS228T, published on 1 Jul 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
AS228T with Authentication Bypass Vulnerability
Weakness: CWE-288
Which versions are affected by CVE-2026-12579?
How do I fix CVE-2026-12579?
No fix has been published for CVE-2026-12579 yet. Limit exposure of the affected software until one is available.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2026-12579 being exploited?
There is no known exploitation of CVE-2026-12579 in the wild and no public exploit code.
Sources
Also known as GHSA-3chc-mhxc-xprf.