# CVE-2026-33849: Improper Restriction of Operations within the Bounds of a Memory Buffer in linkingvision rapidvms

> A memory buffer overflow in RapidVMS allows attackers to execute arbitrary code or cause a denial of service.

- **Severity:** High 8.8 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** A user has to click or open something
- **Fix available:** No
- **Published:** 24 Mar 2026
- **Updated:** 24 Mar 2026
- **Also known as:** GHSA-m5f3-g632-8vr5

## What is CVE-2026-33849?

CVE-2026-33849 is a high-severity memory corruption vulnerability in linkingvision rapidvms, published on 24 Mar 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.

### Official description

Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in linkingvision rapidvms.This issue affects rapidvms: before PR#96.

Weakness: CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer)

## Which versions are affected by CVE-2026-33849?

It affects 1 product.


Products: Linkingvision Rapidvms.

## How do I fix CVE-2026-33849?

No fix has been published for CVE-2026-33849 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-33849 being exploited?

There is no known exploitation of CVE-2026-33849 in the wild and no public exploit code.

## Other vulnerabilities in linkingvision rapidvms

- [CVE-2026-33848](https://insights.sbomify.com/CVE-2026-33848/): Improper Restriction of Operations within the Bounds of a Memory Buffer in linkingvision rapidvms (high 8.8)
- [CVE-2026-33847](https://insights.sbomify.com/CVE-2026-33847/): Improper Restriction of Operations within the Bounds of a Memory Buffer in linkingvision rapidvms (high 7.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-33849 and fix it if it is affected.

What it is: CVE-2026-33849 is a high-severity memory corruption vulnerability in linkingvision rapidvms, published on 24 Mar 2026. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Exploitation: There is no known exploitation of CVE-2026-33849 in the wild and no public exploit code.

Affected product: linkingvision rapidvms. 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-2026-33849/ (Markdown: https://insights.sbomify.com/CVE-2026-33849/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-33849
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-33849
- OSV: https://osv.dev/vulnerability/CVE-2026-33849

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-33849/
Summaries are generated and may contain mistakes; the official description above is the record.