CVE-2026-7310 Memory corruption in MACH HiDraw
An authenticated local attacker can trigger a heap-based buffer overflow in HiDraw via a crafted XML file, leading to arbitrary code execution or denial of service.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2026-7310?
CVE-2026-7310 is a medium-severity memory corruption vulnerability in Hitachi Energy MACH HiDraw, published on 26 May 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
A heap-based buffer overflow vulnerability exists in XML parser functionality in the HiDraw. An authenticated malicious user with local access can exploit this vulnerability using a specially crafted XML file which may lead to memory corruption and potential arbitrary code execution. Successful exploitation could result in application crashes (denial of service) and compromise the confidentiality and integrity of the affected system.
Weakness: CWE-122
Which versions are affected by CVE-2026-7310?
How do I fix CVE-2026-7310?
No fix has been published for CVE-2026-7310 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-2026-7310 being exploited?
There is no known exploitation of CVE-2026-7310 in the wild and no public exploit code.
Sources
Also known as GHSA-jj2v-35pf-65rw.