# CVE-2026-8802: opensourcepos Open Source Point of Sale Items.php getPicThumb path traversal

> Remote attackers can exploit a path traversal vulnerability in the getPicThumb function to read arbitrary files from the server.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X`)
- **Exploited in the wild:** Not known
- **Login needed:** Any signed-in user
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 18 May 2026
- **Updated:** 18 May 2026
- **Also known as:** GHSA-pmmv-883q-cfwq, GHSA-xq63-3v4g-39r5

## What is CVE-2026-8802?

CVE-2026-8802 is a medium-severity path traversal vulnerability in opensourcepos Open Source Point of Sale, published on 18 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

A vulnerability was detected in opensourcepos Open Source Point of Sale up to 3.4.2. This issue affects the function getPicThumb of the file app/Controllers/Items.php. The manipulation of the argument pic_filename results in path traversal. The attack may be launched remotely. The patch is identified as def0c27a0e252668df8d942fc31e16d1edfd7323. A patch should be applied to remediate this issue. The vendor was contacted early about this disclosure.

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

## Which versions are affected by CVE-2026-8802?


## How do I fix CVE-2026-8802?

No fix has been published for CVE-2026-8802 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-8802 being exploited?

There is no known exploitation of CVE-2026-8802 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-8802 and fix it if it is affected.

What it is: CVE-2026-8802 is a medium-severity path traversal vulnerability in opensourcepos Open Source Point of Sale, published on 18 May 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-8802 in the wild and no public exploit code.

Affected product: opensourcepos Open Source Point of Sale. 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-2026-8802/ (Markdown: https://insights.sbomify.com/CVE-2026-8802/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-8802
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-8802
- OSV: https://osv.dev/vulnerability/CVE-2026-8802

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-8802/
Summaries are generated and may contain mistakes; the official description above is the record.