# CVE-2026-90787: Soarkey StudentManagement Registration Workflow register.html RegisterServlet.doPost privileges management

> Remote attackers can escalate privileges by manipulating the level argument in the registration workflow of Soarkey StudentManagement.

- **Severity:** Medium 6.9 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:P`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 14 Sep 2026
- **Updated:** 14 Sep 2026
- **Also known as:** GHSA-frqv-xrcj-pwfj

## What is CVE-2026-90787?

CVE-2026-90787 is a medium-severity vulnerability in Soarkey StudentManagement, published on 14 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A vulnerability was identified in Soarkey StudentManagement up to e08f7f1d5015af407aa4cca0ada3dea189b4937e. Affected is the function RegisterServlet.doPost of the file code/WebContent/register.html of the component Registration Workflow. Such manipulation of the argument level leads to improper privilege management. The attack can be launched remotely. The exploit is publicly available and might be used. This product does not use versioning. This is why information about affected and unaffected releases are unavailable. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-269 (Improper Privilege Management), CWE-266 (Incorrect Privilege Assignment)

## Which versions are affected by CVE-2026-90787?


## How do I fix CVE-2026-90787?

No fix has been published for CVE-2026-90787 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-90787 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90787 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-90787 and fix it if it is affected.

What it is: CVE-2026-90787 is a medium-severity vulnerability in Soarkey StudentManagement, published on 14 Sep 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-90787 exists.

Affected product: Soarkey StudentManagement. 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-2026-90787/ (Markdown: https://insights.sbomify.com/CVE-2026-90787/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-90787
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-90787
- OSV: https://osv.dev/vulnerability/CVE-2026-90787

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-90787/
Summaries are generated and may contain mistakes; the official description above is the record.