CVE-2026-96273 Ghidra before 12.1.4 Denial of Service via Unreleased Lock in OptionsDB
Attackers can cause a denial of service in Ghidra by importing a malicious program database file that triggers an unreleased lock, stalling the application.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-96273?
CVE-2026-96273 is a medium-severity denial of service vulnerability in NationalSecurityAgency ghidra, published on 23 Sep 2026. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Ghidra before 12.1.4 fails to validate the TYPE_COL byte in OptionsDB.createUnregisteredOption(), causing an ArrayIndexOutOfBoundsException that leaves domain objects permanently locked. Attackers can craft a malicious program database file that, when imported, causes the application to stall and prevents resource cleanup or graceful shutdown.
Which versions are affected by CVE-2026-96273?
How do I fix CVE-2026-96273?
No fix has been published for CVE-2026-96273 yet. Limit exposure of the affected software until one is available.
Upgrade, then put limits on request size, rate and nesting depth so one client cannot exhaust the service. More about Denial of service.
Is CVE-2026-96273 being exploited?
There is no known exploitation of CVE-2026-96273 in the wild and no public exploit code.
Sources
Also known as GHSA-4w7g-wmg8-fgv5, GHSA-jw6r-7cxw-rf3h.