CVE-2018-25261 Iperius Backup 5.8.1 Local Buffer Overflow SEH
Local attackers can execute arbitrary code by creating a backup job with a malicious file path, triggering a buffer overflow in Iperius Backup.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2018-25261?
CVE-2018-25261 is a high-severity memory corruption vulnerability in Iperiusbackup Iperius Backup, published on 22 Apr 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Iperius Backup 5.8.1 contains a local buffer overflow vulnerability in the structured exception handling (SEH) mechanism that allows local attackers to execute arbitrary code by supplying a malicious file path. Attackers can create a backup job with a crafted payload in the external file location field that triggers a buffer overflow when the backup job executes, enabling code execution with application privileges.
Weakness: CWE-787
Which versions are affected by CVE-2018-25261?
It affects 1 product.
Products include Entersrl Iperius Backup.
How do I fix CVE-2018-25261?
No fix has been published for CVE-2018-25261 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-2018-25261 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2018-25261 exists.
Sources
Also known as GHSA-jq85-wxcr-jm7v.