CVE-2026-45145 Chamilo LMS - Insecure Deserialization

Chamilo LMS < 2.0.1 contains an insecure deserialization caused by unsafe unserialize() usage on user_career.extra_data, letting attackers with write access to this data execute arbitrary OS commands, exploit requires ability to write crafted serialized objects.

CVSS base score 7.5 /10
High
CISA KEV
Not listed
Public exploit
None known
Authentication
Required
EPSS
0.35% chance of exploitation in 30 days
View the NVD record ↗

Details

Type
Insecure Deserialization
Impact
Remote Code Execution
CVSS vector
CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H
Published
30 October 2026
Updated
1 November 2026
Weakness
CWE-502

Vendor fix

Update to version 2.0.1 or later.

Patching closes this CVE. It does not tell you which of your systems run the affected version, or what else is exposed alongside them.

References

← All CVEs