Information disclosure in Hel Online Classroom: Ai-Powered Classrooms

CVE-2026-77007

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.

Vulnerability class: Information Disclosure

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.004 (35.9th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2026-77007: held from 0.003 to 0.004.

EPSS over last 30 days · oldest: 0.003 · newest: 0.004 · change: +0.002

Affected products

  • Hel Online Classroom: Ai-Powered Classrooms

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-77007?
CVE-2026-77007 is a high-severity vulnerability in Hel Online Classroom: Ai-Powered Classrooms, classified under Information Disclosure. CVSS score: 7.5/10. Published 2026-08-29.
How severe is CVE-2026-77007?
High severity. CVSS v3 base score is 7.5 out of 10.