# 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.

- **Severity:** Critical 9.0 (`CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:H/SI:H/SA:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 14 Apr 2026
- **Updated:** 14 Apr 2026
- **Also known as:** GHSA-56r8-2cmq-4v45

## 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 (Improper Neutralization of Argument Delimiters in a Command)

## 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.

## Is CVE-2026-2449 being exploited?

There is no known exploitation of CVE-2026-2449 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-2449 and fix it if it is affected.

What it is: 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.
Exploitation: There is no known exploitation of CVE-2026-2449 in the wild and no public exploit code.

Affected product: upKeeper Instant Privilege Access. No package-level version data is available, so check the vendor advisory linked from the reference page.

Task:
1. Search the dependency manifests and lockfiles (for example package.json, package-lock.json, requirements.txt, poetry.lock, uv.lock, pom.xml, build.gradle, go.mod, Cargo.lock, Gemfile.lock) and any Dockerfiles for the affected packages, including transitive dependencies.
2. If an affected version is in use, upgrade it to the fixed version for its release line with the project's package manager, so the lockfile is regenerated. Prefer the smallest upgrade that fixes it.
3. If there is no fix, or the upgrade would break the build, do not guess: explain the risk and the safest workaround instead.
4. Run the tests and summarise what changed and why.
5. If nothing in the project is affected, say so and change nothing.

Reference: https://insights.sbomify.com/CVE-2026-2449/ (Markdown: https://insights.sbomify.com/CVE-2026-2449/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-2449
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-2449
- OSV: https://osv.dev/vulnerability/CVE-2026-2449

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-2449/
Summaries are generated and may contain mistakes; the official description above is the record.