# CVE-2025-49456: Zoom Clients for Windows- Race Condition

> A race condition in the Zoom Windows installer allows local attackers to compromise application integrity, potentially leading to privilege escalation.

- **Severity:** Medium 6.2 (`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Local or same network only
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 12 Aug 2025
- **Updated:** 13 Aug 2025
- **Also known as:** GHSA-g7g5-6gx5-wpcq

## What is CVE-2025-49456?

CVE-2025-49456 is a medium-severity vulnerability in Zoom Meeting Software Development Kit, published on 12 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Race condition in the installer for certain Zoom Clients for Windows may allow an unauthenticated user to impact  application integrity via local access.

Weakness: CWE-362 (Concurrent Execution using Shared Resource with Improper Synchronization), CWE-426 (Untrusted Search Path)

## Which versions are affected by CVE-2025-49456?

It affects 5 products.


Products: Zoom Meeting Software Development Kit, Zoom Rooms, Zoom Rooms Controller, Zoom Workplace Desktop, Zoom Workplace Virtual Desktop Infrastructure.

## How do I fix CVE-2025-49456?

No fix has been published for CVE-2025-49456 yet. Limit exposure of the affected software until one is available.

## Is CVE-2025-49456 being exploited?

There is no known exploitation of CVE-2025-49456 in the wild and no public exploit code.

## Other vulnerabilities in Zoom Meeting Software Development Kit

- [CVE-2025-49457](https://insights.sbomify.com/CVE-2025-49457/): Zoom Clients for Windows - Untrusted Search Path (critical 9.6)
- [CVE-2024-24691](https://insights.sbomify.com/CVE-2024-24691/): Privilege escalation in Zoom Desktop Client for Windows, Zoom VDI Client for Windows, and Zoom Meeting SDK for Windows (critical 9.6)
- [CVE-2025-30663](https://insights.sbomify.com/CVE-2025-30663/): Zoom Workplace Apps - Time-of-check Time-of-use (high 8.8)
- [CVE-2025-0147](https://insights.sbomify.com/CVE-2025-0147/): Zoom Workplace App for Linux - Type Confusion (high 8.8)
- [CVE-2023-49647](https://insights.sbomify.com/CVE-2023-49647/): Zoom Desktop Client for Windows - Improper Access Control (high 8.8)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2025-49456 and fix it if it is affected.

What it is: CVE-2025-49456 is a medium-severity vulnerability in Zoom Meeting Software Development Kit, published on 12 Aug 2025. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2025-49456 in the wild and no public exploit code.

Affected product: Zoom Meeting Software Development Kit. 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-2025-49456/ (Markdown: https://insights.sbomify.com/CVE-2025-49456/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2025-49456
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2025-49456
- OSV: https://osv.dev/vulnerability/CVE-2025-49456

---
From sbomify Insights: https://insights.sbomify.com/CVE-2025-49456/
Summaries are generated and may contain mistakes; the official description above is the record.