# CVE-2026-3110: Multiple vulnerabilities on the Educativa Campus

> An unauthenticated attacker can access sensitive user data by manipulating course IDs in the URL, exposing personal information of enrolled students.

- **Severity:** High 8.7 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 16 Mar 2026
- **Updated:** 16 Mar 2026
- **Also known as:** GHSA-gwwm-449r-pfpx

## What is CVE-2026-3110?

CVE-2026-3110 is a high-severity missing authorization vulnerability in Educativa Campus, published on 16 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

Insecure Direct Object Reference (IDOR) vulnerability in Campus Educativa specifically at the endpoint '/administracion/admin_usuarios.cgi?filtro_estado=T&wAccion=listado_xlsx&wBuscar=&wFiltrar=&wOrden=alta_usuario&wid_cursoActual=[ID]' where the data of users enrolled in the course is exported. Successful exploitation of this vulnerability could allow an unauthenticated attacker to access user data (e.g., usernames, first and last names, email addresses, and phone numbers) and retrieve the data of all users enrolled in courses by performing a brute-force attack on the course ID via a manipulated URL.

Weakness: CWE-284 (Improper Access Control)

## Which versions are affected by CVE-2026-3110?


## How do I fix CVE-2026-3110?

No fix has been published for CVE-2026-3110 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-3110 being exploited?

There is no known exploitation of CVE-2026-3110 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-3110 and fix it if it is affected.

What it is: CVE-2026-3110 is a high-severity missing authorization vulnerability in Educativa Campus, published on 16 Mar 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.
Exploitation: There is no known exploitation of CVE-2026-3110 in the wild and no public exploit code.

Affected product: Educativa Campus. 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-2026-3110/ (Markdown: https://insights.sbomify.com/CVE-2026-3110/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-3110
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-3110
- OSV: https://osv.dev/vulnerability/CVE-2026-3110

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-3110/
Summaries are generated and may contain mistakes; the official description above is the record.