CVE-2026-30368: Lightspeed Classroom · Incorrect Authorization
Affects Lightspeed ClassroomSource CVE Database V5
Not known to be exploited · CVSS 5.4 Medium.
Data as of 30 Oct 2026, 06:59 UTC
- EPSS
- 0.3% chance of exploitation in 30 days – higher than 28% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:L/I:L/A:NExploitation evidence
Disclosed: evidence found.
CVE published 24 Apr 2026
Detectable: no evidence on record.
No public nuclei template indexed
Weaponized: evidence found.
Public exploit code: GitHub proofs of concept
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), GitHub proofs of concept, the Metasploit, Exploit-DB and nuclei-templates index as of 29 Oct 2026.
What to do
Affected software
| Product | Affected | Fixed in |
|---|---|---|
| LightspeedLightspeed Classroom | Affected
| Fixed in– |
GitHubtruekas/ls-pocpkg:github/truekas/ls-pocOther threats | Affected
| Fixed in– |
Check your own hosts for these packages with threat-finder (opens in a new tab), our free open-source scanner.
AI-suggested
Until a fix is available, consider restricting access to the affected version and applying compensating controls where feasible.
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.
References
- tasty-hovercraft-9b9.notion.site/Enabling-Unauthorized-Remote-Control-of-Student-Devices-with-Lightspeed-Classroom-2ec5157f5b4a800c9eefc5526479820a (opens in a new tab)
- incognitotgt.me/blog/lightspeed (opens in a new tab)
- github.com/truekas/ls-poc (opens in a new tab)
- truekas.dev/blog/lightspeed (opens in a new tab)
- lightspeedsystems.com/products/lightspeed-classroom-management/ (opens in a new tab)