CVE-2026-28711 Privilege escalation in Acronis Cyber Protect 17
Local attackers can escalate privileges via DLL hijacking in Acronis Cyber Protect on Windows systems.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Local or same network only
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-28711?
CVE-2026-28711 is a medium-severity vulnerability in Acronis Cyber Protect, published on 5 Mar 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Official description
Local privilege escalation due to DLL hijacking vulnerability. The following products are affected: Acronis Cyber Protect 17 (Windows) before build 41186.
Weakness: CWE-427
Which versions are affected by CVE-2026-28711?
It affects 1 product.
Products include Acronis Cyber Protect.
How do I fix CVE-2026-28711?
No fix has been published for CVE-2026-28711 yet. Limit exposure of the affected software until one is available.
Is CVE-2026-28711 being exploited?
There is no known exploitation of CVE-2026-28711 in the wild and no public exploit code.
Other vulnerabilities in Acronis Cyber Protect
Sources
Also known as GHSA-45c9-wrjh-8h56.