CVE-2026-45140NVD

Vulnerability Summary

Chamilo LMS is an open-source learning management system. Prior to 2.0.1, Chamilo LMS allows an unauthenticated remote attacker to execute arbitrary code on the server. The authoritative advisory does not identify the affected endpoint, component, input, or exploitation mechanism. This issue is fixed in version 2.0.1.

Severity Level

CRITICAL(9.8)

Published Date

Sep 17, 2026

Last Modified

Sep 18, 2026

Exploitation Status

No confirmed exploitation yet

EPSS Score (30-Day)

0.98%Probability

Root Weakness (CWE)

CWE-22: Path Traversal ↗

The software uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory.

CWE-94: Code Injection ↗

The software constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended syntax or behavior.

CWE-219: Unknown/Unlisted Weakness ↗

Refer to the official MITRE database for detailed architectural specifications regarding this weakness.

CWE-434: Unrestricted File Upload ↗

The software allows the attacker to upload or transfer files of dangerous types that can be automatically processed within the product's environment.

CVSS v3.1 Base Metrics — Score 9.8 (CRITICAL)

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

Affected & Patched Versions

Affected Versions

chamilo chamilo-lms >= < 2.0.1

Patched Versions

Not provided by cveorg for this CVE.

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