CVE-2025-66571 PUBLISHED

UNA CMS 9.0.0-RC1 - 14.0.0-RC4 PHP Object Injection

Assigner: VulnCheck
Reserved: 04.12.2025 Published: 04.12.2025 Updated: 05.12.2025

UNA CMS versions 9.0.0-RC1 - 14.0.0-RC4 contain a PHP object injection vulnerability in BxBaseMenuSetAclLevel.php where the profile_id POST parameter is passed to PHP unserialize() without proper handling, allowing remote, unauthenticated attackers to inject arbitrary PHP objects and potentially write and execute arbitrary PHP code.

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CVSS 4.0

CVSS Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N
CVSS Score: 9.3

Exploitability Metrics		Vulnerable System Impact Metrics		Subsequent System Impact Metrics
Attack Vector	Network	Confidentiality	High	Confidentiality	None
Attack Complexity	Low	Integrity	High	Integrity	None
Attack Requirements	None	Availability	High	Availability	None
Privileges Required	None
User Interaction	None

CVSS 4.0

Product Status

Vendor	Unknown
Product	UNA CMS
Versions	Default: unaffected affected from 9.0.0-RC1 to 14.0.0-RC4 (incl.)

CVE-2025-66571 PUBLISHED

UNA CMS 9.0.0-RC1 - 14.0.0-RC4 PHP Object Injection

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Product Status

Credits

References

Problem Types