Chamilo LMS has validation-less redirect on login page

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Summary

CVECVE-2025-66447
StatePUBLISHED
AssignerGitHub_M
Source PriorityCVE Program / NVD first with legacy fallback
Published2026-04-10 18:16:40 UTC
Updated2026-04-10 18:16:40 UTC
DescriptionChamilo LMS is a learning management system. From 1.11.0 to 2.0-beta.1, anyone can trigger a malicious redirect through the use of the redirect parameter to /login. This vulnerability is fixed in 2.0-beta.2.

Risk And Classification

Primary CVSS: v3.1 0 NONE from [email protected]

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N

Problem Types: CWE-601 | CWE-601 CWE-601: URL Redirection to Untrusted Site ('Open Redirect')

VersionSourceTypeScoreSeverityVector
3.1[email protected]Secondary0NONECVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N
3.1CNADECLARED0NONECVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N

CVSS v3.1 Breakdown

Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
None

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:N

Vendor Declared Affected Products

SourceVendorProductVersionPlatforms
CNA Chamilo Chamilo-lms affected >= 1.11.0, < 2.0.0-RC.3 Not specified

References

ReferenceSourceLinkTags
github.com/chamilo/chamilo-lms/commit/73ae6293adaa6098374bc22625342dbae5... [email protected] github.com
github.com/chamilo/chamilo-lms/security/advisories/GHSA-m82x-prv3-rwwv [email protected] github.com
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