# CVE-2026-10167: Auth bypass in School Student Management System

> Attackers can bypass authentication and escalate privileges by manipulating the role argument in the sign_auth_cookie function of the School Student Management System.

- **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:** 31 May 2026
- **Updated:** 1 Jun 2026
- **Also known as:** GHSA-8qf5-h752-qm2m

## What is CVE-2026-10167?

CVE-2026-10167 is a medium-severity authentication bypass vulnerability in OUSL-GROUP-BrinaryBrains School Student Management System, published on 31 May 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

A weakness has been identified in OUSL-GROUP-BrinaryBrains School Student Management System up to 1e70e5ad1125b86dca4ee086eb6bb121f17708b6. This impacts the function sign_auth_cookie of the file application/controllers/Login.php of the component MY_Controller. Executing a manipulation of the argument role can lead to improper authentication. It is possible to launch the attack remotely. The exploit has been made available to the public and could be used for attacks. This product takes the approach of rolling releases to provide continious delivery. Therefore, version details for affected and updated releases are not available. The project was informed of the problem early through an issue report but has not responded yet.

Weakness: CWE-287 (Improper Authentication)

## Which versions are affected by CVE-2026-10167?


## How do I fix CVE-2026-10167?

No fix has been published for CVE-2026-10167 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-10167 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-10167 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-10167 and fix it if it is affected.

What it is: CVE-2026-10167 is a medium-severity authentication bypass vulnerability in OUSL-GROUP-BrinaryBrains School Student Management System, published on 31 May 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-2026-10167 exists.

Affected product: OUSL-GROUP-BrinaryBrains School Student Management System. 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-2026-10167/ (Markdown: https://insights.sbomify.com/CVE-2026-10167/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-10167
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-10167
- OSV: https://osv.dev/vulnerability/CVE-2026-10167

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-10167/
Summaries are generated and may contain mistakes; the official description above is the record.