CVE-2026-2449 Command injection in upKeeper Instant Privilege Access
Attackers can hijack privileged execution threads via argument injection in upKeeper Instant Privilege Access, leading to code execution and privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2026-2449?
CVE-2026-2449 is a critical command injection vulnerability in upKeeper Instant Privilege Access, published on 14 Apr 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Improper neutralization of argument delimiters in a command ('argument injection') vulnerability in upKeeper Solutions upKeeper Instant Privilege Access allows Hijacking a Privileged Thread of Execution.This issue affects upKeeper Instant Privilege Access: through 1.5.0.
Weakness: CWE-88
Which versions are affected by CVE-2026-2449?
How do I fix CVE-2026-2449?
No fix has been published for CVE-2026-2449 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2026-2449 being exploited?
There is no known exploitation of CVE-2026-2449 in the wild and no public exploit code.
Sources
Also known as GHSA-56r8-2cmq-4v45.