# CVE-2026-77007: HEL Online Classroom: AI-powered Online Classrooms <= 1.0.3 - Unauthenticated BigBlueButton API Secret Disclosure

> Unauthenticated attackers can retrieve the BigBlueButton API secret from the HEL Online Classroom WordPress plugin, enabling unauthorized access to the connected server.

- **Severity:** High 7.5 (`CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N`)
- **Exploited in the wild:** Not known
- **Login needed:** Not needed
- **Attackable:** Over the internet
- **Victim action needed:** Not needed
- **Fix available:** No
- **Published:** 29 Aug 2026
- **Updated:** 30 Aug 2026
- **Also known as:** GHSA-m9w9-pq4v-r2qx

## What is CVE-2026-77007?

CVE-2026-77007 is a high-severity vulnerability in Unknown HEL Online Classroom: AI-powered Online Classrooms, published on 29 Aug 2026. An attacker can exploit it over the internet without logging in, with no action from the victim.

### Official description

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not perform any authorisation check on one of its REST API routes, allowing unauthenticated users to retrieve its stored settings, including the shared secret used to sign API requests to the connected BigBlueButton server.

Weakness: CWE-200 (Exposure of Sensitive Information to an Unauthorized Actor)

## Which versions are affected by CVE-2026-77007?


## How do I fix CVE-2026-77007?

No fix has been published for CVE-2026-77007 yet. Limit exposure of the affected software until one is available.

## Is CVE-2026-77007 being exploited?

There is no known exploitation of CVE-2026-77007 in the wild and no public exploit code.

## Fix prompt for AI coding agents

```text
Check this codebase for CVE-2026-77007 and fix it if it is affected.

What it is: CVE-2026-77007 is a high-severity vulnerability in Unknown HEL Online Classroom: AI-powered Online Classrooms, published on 29 Aug 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-2026-77007 in the wild and no public exploit code.

Affected product: Unknown HEL Online Classroom: AI-powered Online Classrooms. 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-2026-77007/ (Markdown: https://insights.sbomify.com/CVE-2026-77007/index.md)
```

## Sources

- CVE record: https://www.cve.org/CVERecord?id=CVE-2026-77007
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2026-77007
- OSV: https://osv.dev/vulnerability/CVE-2026-77007

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From sbomify Insights: https://insights.sbomify.com/CVE-2026-77007/
Summaries are generated and may contain mistakes; the official description above is the record.