RCE in Th30d4y Openlearnx

CVE-2026-41900

OpenLearnX is an open-source, decentralized learning and assessment platform. Prior to version 2.0.3, a remote code execution (RCE) vulnerability was identified in the OpenLearnX code execution environment, allowing sandbox escape and arbi…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.002 (37.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2026-41900?
CVE-2026-41900 is a high-severity vulnerability in Th30d4y Openlearnx, classified under OS Command Injection. CVSS score: 8.8/10. Published 2026-05-08.
How severe is CVE-2026-41900?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2026-41900 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.