# CVE-2026-94540: DesktopSMS 1.11.0 Unauthorized Access via Local Service

> Local attackers can access the DesktopSMS local service without authentication to send SMS, retrieve content, and persist identities.

- **Severity:** High 7.4 (`CVSS:4.0/AV:L/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:N/SC:N/SI:N/SA: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:** 21 Sep 2026
- **Updated:** 24 Sep 2026
- **Also known as:** GHSA-x7ch-mhqx-6rv6

## What is CVE-2026-94540?

CVE-2026-94540 is a high-severity missing authorization vulnerability in MrPear DesktopSMS, published on 21 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

DesktopSMS 1.11.0 by MrPear contains an unauthorized access vulnerability that allows local attackers to transmit SMS, retrieve SMS-derived content, and persist an attacker-selected paired identity by interacting with the application's local service without any pairing confirmation or user interaction. Attackers can exploit the unauthenticated local service through same-device loopback to perform privileged SMS operations using the victim application's permissions.

Weakness: CWE-306 (Missing Authentication for Critical Functionality)

## Which versions are affected by CVE-2026-94540?


## How do I fix CVE-2026-94540?

No fix has been published for CVE-2026-94540 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-94540 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-94540 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-94540 and fix it if it is affected.

What it is: CVE-2026-94540 is a high-severity missing authorization vulnerability in MrPear DesktopSMS, published on 21 Sep 2026. It can only be exploited from the same machine or local network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-94540 exists.

Affected product: MrPear DesktopSMS. 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-2026-94540/ (Markdown: https://insights.sbomify.com/CVE-2026-94540/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-94540
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-94540
- OSV: https://osv.dev/vulnerability/CVE-2026-94540

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-94540/
Summaries are generated and may contain mistakes; the official description above is the record.