# CVE-2023-21463: Information disclosure in MyFiles

> A local attacker can access sensitive secret mode data in Samsung Internet via the MyFiles app under specific conditions.

- **Severity:** Medium 4.0 (`CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:L/I:N/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:** 16 Mar 2023
- **Updated:** 2 Aug 2024
- **Also known as:** GHSA-gf22-w2wm-v44w

## What is CVE-2023-21463?

CVE-2023-21463 is a medium-severity vulnerability in Samsung Mobile MyFiles, published on 16 Mar 2023. It can only be exploited from the same machine or local network, with no action from the victim.

### Official description

Improper access control vulnerability in MyFiles application prior to versions 12.2.09.0 in Android 11, 13.1.03.501 in Android 12 and 14.1.03.0 in Android 13 allows local attacker to get sensitive information of secret mode in Samsung Internet application with specific conditions.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2023-21463?

It affects 1 product.


Products: Samsung Myfiles.

## How do I fix CVE-2023-21463?

No fix has been published for CVE-2023-21463 yet. Limit exposure of the affected software until one is available.

## Is CVE-2023-21463 being exploited?

There is no known exploitation of CVE-2023-21463 in the wild and no public exploit code.

## Other vulnerabilities in Samsung Mobile MyFiles

- [CVE-2025-20926](https://insights.sbomify.com/CVE-2025-20926/): Missing authorization in Samsung My Files (medium 5.5)

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2023-21463 and fix it if it is affected.

What it is: CVE-2023-21463 is a medium-severity vulnerability in Samsung Mobile MyFiles, published on 16 Mar 2023. 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-2023-21463 in the wild and no public exploit code.

Affected product: Samsung Mobile MyFiles. 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-2023-21463/ (Markdown: https://insights.sbomify.com/CVE-2023-21463/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2023-21463
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2023-21463
- OSV: https://osv.dev/vulnerability/CVE-2023-21463

---
From sbomify Insights: https://insights.sbomify.com/CVE-2023-21463/
Summaries are generated and may contain mistakes; the official description above is the record.