CVE-2026-30368CWE-863broken-access-control

CVE-2026-30368

Medium · published April 24, 2026

CVSS v3.1
5.4
EPSS
0%
Percentile
26.7
In the wild
Unconfirmed
What it is

A client-side authorization flaw in Lightspeed Systems Classroom v5.1.2.1763770643 allows unauthenticated attackers to impersonate users by bypassing integrity checks and abusing client-generated authorization tokens, leading to unauthorized control and monitoring of student devices.

The record
Technical detail
CVSS v3.1
5.4 · MEDIUM
Vector
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:N
CVSS v4.0
Not supplied
EPSS
0.00344 · 26.7th percentile
Weakness
CWE-863 · Incorrect Authorization
Published
2026-04-24T20:16Z
References (6)
https://tasty-hovercraft-9b9.notion.site/Enabling-Unauthorized-Remote-Control-of-Student-Devices-with-Lightspeed-Classroom-2ec5157f5b4a800c9eefc5526479820a · [email protected]https://truekas.dev/blog/lightspeed · [email protected]https://www.incognitotgt.me/blog/lightspeed · [email protected]https://www.lightspeedsystems.com/products/lightspeed-classroom-management/ · [email protected]https://github.com/truekas/ls-poc · 134c704f-9b21-4f2e-91b3-4a467353bcc0https://tasty-hovercraft-9b9.notion.site/Enabling-Unauthorized-Remote-Control-of-Student-Devices-with-Lightspeed-Classroom-2ec5157f5b4a800c9eefc5526479820a · 134c704f-9b21-4f2e-91b3-4a467353bcc0
EPSS history
Timeline
  • 24 APR 00:00Z
    A client-side authorization flaw in Lightspeed Classroom v5.1.2.1763770643 allows unauthenticated attackers to impersonate users by bypassing integrity checks…
    cvelistv5