# CVE-2026-97721: Sanluan PublicCMS exportExcel/exportData SysUserAdminController.java CmsContentAdminController authorization

> Remote attackers can bypass authorization checks in PublicCMS export functions to access unauthorized user or department data.

- **Severity:** Medium 5.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** An administrator
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 25 Sep 2026
- **Updated:** 29 Sep 2026
- **Also known as:** GHSA-jg6q-p698-x96g

## What is CVE-2026-97721?

CVE-2026-97721 is a medium-severity missing authorization vulnerability in Sanluan PublicCMS, published on 25 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.

### Official description

A weakness has been identified in Sanluan PublicCMS up to 6.202506.e. This vulnerability affects the function CmsContentAdminController of the file publiccms-parent/publiccms-core/src/main/java/com/publiccms/controller/admin/sys/SysUserAdminController.java of the component exportExcel/exportData. This manipulation of the argument userId/deptId causes authorization bypass. It is possible to initiate the attack remotely. The exploit has been made available to the public and could be used for attacks. The vendor was contacted early about this disclosure but did not respond in any way.

Weakness: CWE-639 (Authorization Bypass Through User-Controlled Key), CWE-285 (Improper Authorization)

## Which versions are affected by CVE-2026-97721?


## How do I fix CVE-2026-97721?

No fix has been published for CVE-2026-97721 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-97721 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-97721 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-97721 and fix it if it is affected.

What it is: CVE-2026-97721 is a medium-severity missing authorization vulnerability in Sanluan PublicCMS, published on 25 Sep 2026. An attacker needs administrator access to exploit it, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-97721 exists.

Affected product: Sanluan PublicCMS. 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-2026-97721/ (Markdown: https://insights.sbomify.com/CVE-2026-97721/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-97721
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-97721
- OSV: https://osv.dev/vulnerability/CVE-2026-97721

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-97721/
Summaries are generated and may contain mistakes; the official description above is the record.