# CVE-2026-110120: yshopmall through 2.0.0 IDOR via After-Sales API in StoreAfterSalesController

> Authenticated users can access, modify, or delete other users' after-sales records by manipulating identifiers in the API.

- **Severity:** Medium 5.3 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/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:** 13 Oct 2026
- **Updated:** 14 Oct 2026
- **Also known as:** GHSA-q3pp-r67w-8848

## What is CVE-2026-110120?

CVE-2026-110120 is a medium-severity missing authorization vulnerability in guchengwuyue yshopmall, published on 13 Oct 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

Yshopmall through 2.0.0 contains an insecure direct object reference vulnerability in the after-sales API that allows authenticated members to access other members' data by supplying their after-sales id and orderCode. Attackers can call deleteAfterSalesOrder, addLogisticsInformation, or GET /applyForAfterSales/{key} to view other members' order items and tamper with or delete their after-sales records.

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

## Which versions are affected by CVE-2026-110120?


## How do I fix CVE-2026-110120?

No fix has been published for CVE-2026-110120 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-110120 being exploited?

There is no known exploitation of CVE-2026-110120 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-110120 and fix it if it is affected.

What it is: CVE-2026-110120 is a medium-severity missing authorization vulnerability in guchengwuyue yshopmall, published on 13 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-2026-110120 in the wild and no public exploit code.

Affected product: guchengwuyue yshopmall. 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-2026-110120/ (Markdown: https://insights.sbomify.com/CVE-2026-110120/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-110120
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-110120
- OSV: https://osv.dev/vulnerability/CVE-2026-110120

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-110120/
Summaries are generated and may contain mistakes; the official description above is the record.