# CVE-2026-108696: CoreShop through 1.5.5 Authorization Bypass via OrderController OrderConfirm and SendReship

> Authenticated users can bypass authorization to confirm other customers' orders and modify return tracking details in CoreShop.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N`)
- **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:** 11 Oct 2026
- **Updated:** 13 Oct 2026
- **Also known as:** GHSA-7jj7-hfg8-m26w

## What is CVE-2026-108696?

CVE-2026-108696 is a medium-severity missing authorization vulnerability in CoreUnion CoreShop, published on 11 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

CoreShop through 1.5.5 contains an authorization bypass vulnerability in the OrderController that allows authenticated customers to act on other customers' orders by supplying user-controlled ids. Attackers can omit the data field in OrderConfirm or supply another reshipId to SendReship to confirm receipt of others' orders and overwrite return tracking details.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key)

## Which versions are affected by CVE-2026-108696?


## How do I fix CVE-2026-108696?

No fix has been published for CVE-2026-108696 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-108696 being exploited?

There is no known exploitation of CVE-2026-108696 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-108696 and fix it if it is affected.

What it is: CVE-2026-108696 is a medium-severity missing authorization vulnerability in CoreUnion CoreShop, published on 11 Oct 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-2026-108696 in the wild and no public exploit code.

Affected product: CoreUnion CoreShop. 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-2026-108696/ (Markdown: https://insights.sbomify.com/CVE-2026-108696/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-108696
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-108696
- OSV: https://osv.dev/vulnerability/CVE-2026-108696

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-108696/
Summaries are generated and may contain mistakes; the official description above is the record.