# CVE-2026-28679: HomeGallery: Path Traversal (Arbitrary File Read)

> Attackers can read arbitrary system files by bypassing directory restrictions during file download requests in HomeGallery.

- **Severity:** High 8.6 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 6 Mar 2026
- **Updated:** 6 Mar 2026
- **Also known as:** GHSA-xj65-hcj5-h6j3

## What is CVE-2026-28679?

CVE-2026-28679 is a high-severity path traversal vulnerability in xemle home-gallery, published on 6 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Home-Gallery.org is a self-hosted open-source web gallery to browse personal photos and videos. Prior to version 1.21.0, when a user requests a download, the application does not verify whether the requested file is located within the media source directory, which can result in sensitive system files being downloadable as well. This issue has been patched in version 1.21.0.

Weakness: CWE-22 (Improper Limitation of a Pathname to a Restricted Directory)

## Which versions are affected by CVE-2026-28679?

It affects 1 product.


Products: Home-Gallery Homegallery.

## How do I fix CVE-2026-28679?

No fix has been published for CVE-2026-28679 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-28679 being exploited?

There is no known exploitation of CVE-2026-28679 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-28679 and fix it if it is affected.

What it is: CVE-2026-28679 is a high-severity path traversal vulnerability in xemle home-gallery, published on 6 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-28679 in the wild and no public exploit code.

Affected product: xemle home-gallery. 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-2026-28679/ (Markdown: https://insights.sbomify.com/CVE-2026-28679/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-28679
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-28679
- OSV: https://osv.dev/vulnerability/CVE-2026-28679

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-28679/
Summaries are generated and may contain mistakes; the official description above is the record.