# CVE-2026-76634: WeGIA < 3.9.2 Insecure Direct Object Reference via profile_funcionario.php

> Authenticated attackers can access arbitrary employee records by manipulating the id_pessoa parameter, exposing sensitive personal data.

- **Severity:** High 7.1 (`CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:N/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:** 20 Aug 2026
- **Updated:** 1 Oct 2026
- **Also known as:** GHSA-56r8-9xc4-3g79, GHSA-jqh5-66qr-85qv

## What is CVE-2026-76634?

CVE-2026-76634 is a high-severity missing authorization vulnerability in LabRedesCefetRJ WeGIA, published on 20 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.

### Official description

WeGIA before 3.9.2 contains an insecure direct object reference vulnerability in the employee profile page that allows authenticated attackers to access arbitrary employee records by injecting an id_pessoa parameter through a request extraction function that overwrites the session-derived identifier. Attackers can enumerate all user identifiers to retrieve full profile data for any employee account, including name, CPF, address, contact details, and administrative flags.

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

## Which versions are affected by CVE-2026-76634?


## How do I fix CVE-2026-76634?

No fix has been published for CVE-2026-76634 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-76634 being exploited?

It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-76634 exists.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-76634 and fix it if it is affected.

What it is: CVE-2026-76634 is a high-severity missing authorization vulnerability in LabRedesCefetRJ WeGIA, published on 20 Aug 2026. Any signed-in user can exploit it over the network, with no action from the victim.
Exploitation: It is not confirmed as exploited in the wild, but public exploit code for CVE-2026-76634 exists.

Affected product: LabRedesCefetRJ WeGIA. 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-2026-76634/ (Markdown: https://insights.sbomify.com/CVE-2026-76634/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-76634
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-76634
- OSV: https://osv.dev/vulnerability/CVE-2026-76634

---
From sbomify Insights: https://insights.sbomify.com/CVE-2026-76634/
Summaries are generated and may contain mistakes; the official description above is the record.