CVE-2025-52998

Chamilo: PHAR deserialization bypass

Published Mar 2, 2026 CVSS 4.0 · 7 High EPSS < 1% KEV · Not listed
Description
Chamilo is a learning management system. Prior to version 1.11.30, in the application, deserialization of data is performed, the data can be spoofed. An attacker can create objects of arbitrary classes, as well as fully control their properties, and thus modify the logic of the web application's operation. This issue has been patched in version 1.11.30.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Chamilo
Chamilo chamilo Lms
CPEs cpe:2.3:a:chamilo:chamilo_lms:*:*:*:*:*:*:*:*
Vendors & Products Chamilo
Chamilo chamilo Lms
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description Chamilo is a learning management system. Prior to version 1.11.30, in the application, deserialization of data is performed, the data can be spoofed. An attacker can create objects of arbitrary classes, as well as fully control their properties, and thus modify the logic of the web application's operation. This issue has been patched in version 1.11.30.
Title Chamilo: PHAR deserialization bypass
Weaknesses CWE-502
References
Metrics cvssV4_0

{'score': 7, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:L/VI:L/VA:H/SC:N/SI:N/SA:N'}

Weaknesses

Sources

Status
PUBLISHED
Assigner
GitHub_M
Published
Updated
Mar 2, 2026, 4:22 PM
Reserved
Jun 24, 2025, 3:50 AM
Status
Analyzed
Published
Mar 2, 2026, 4:16 PM
Modified
Jun 17, 2026, 9:37 AM