CVE-2026-81477 Memory corruption in OpenManage Server Administrator Managed Node (Patch) for Windows

High 7.2 Published 17 Sep 2026 Updated 18 Sep 2026

A heap-based buffer overflow in Dell OpenManage Server Administrator allows a high-privileged remote attacker to execute arbitrary code.

Exploited in the wild: Not known
Login needed: An administrator
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2026-81477?

CVE-2026-81477 is a high-severity memory corruption vulnerability in Dell OpenManage Server Administrator Managed Node (Patch) for Windows, published on 17 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.

Official description

Dell OpenManage Server Administrator, versions prior to 11.1.0.3, contains a Heap-based Buffer Overflow vulnerability. A high privileged attacker with remote access could potentially exploit this vulnerability, leading to Code execution.

Weakness: CWE-122

Which versions are affected by CVE-2026-81477?

It affects 1 product.

Products include Dell Openmanage Server Administrator.

How do I fix CVE-2026-81477?

No fix has been published for CVE-2026-81477 yet. Limit exposure of the affected software until one is available.

Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.

Is CVE-2026-81477 being exploited?

There is no known exploitation of CVE-2026-81477 in the wild and no public exploit code.

Sources

Also known as GHSA-wgjg-xwwh-rp9w.