Description
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.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Lightspeed | Lightspeed Classroom | 5.1.2.1763770643 | — |
Public exploits
Exploit or proof-of-concept code for this vulnerability is publicly available, which lowers the bar for attackers. Treat it as a reason to patch sooner.
Third-party code, not reviewed by us. Public PoCs are sometimes fake or contain malware. Read the code first and run it only in an isolated lab, against systems you are authorised to test.
GitHub 1 repository
-
truekas/ls-poc ★ 12 · Apr 22, 2026
CVE-2026-30368 proof of concept
Sources: PoC-in-GitHub, Metasploit Framework, Exploit-DB — updated daily. Only links are listed; no exploit code is hosted here.
References
- https://tasty-hovercraft-9b9.notion.site/Enabling-Unauthorized-Remote-Control-of-Student-Devices-with-Lightspeed-Classroom-2ec5157f5b4a800c9eefc5526479820a
- https://www.incognitotgt.me/blog/lightspeed
- https://truekas.dev/blog/lightspeed
- https://www.lightspeedsystems.com/products/lightspeed-classroom-management/