CVE-2026-77008

CVE-2026-77008

The HEL Online Classroom: AI-powered Online Classrooms WordPress plugin through 1.0.3 does not have any authorisation or authentication check when saving its settings, allowing unauthenticated users to overwrite them and repoint every online classroom, along with the shared secret those sessions are signed with, at infrastructure of their choosing.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L.

EPSS exploit prediction

EPSS: 0.004 (35.5th percentile), scored .

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 36th percentile — 35.5% 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-2026-77008: held from 0.002 to 0.004.

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

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2026-77008?
CVE-2026-77008 is a medium-severity vulnerability, classified under Improper Access Control. CVSS score: 6.5/10. Published 2026-08-29.
How severe is CVE-2026-77008?
Medium severity. CVSS v3 base score is 6.5 out of 10.