A security vulnerability has been detected in SEMCMS up to 5.0. The impacted element is an unknown function of the file /admin/SEMCMS_User.php?Class=Deleted&CF=user. Such manipulation leads to improper authorization. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Metrics

Attack Vector Network

Attack Complexity Low

Privileges Required None

Attack Requirements None

User Interaction None

Vulnerable System Confidentiality Impact None

Vulnerable System Integrity Impact Low

Vulnerable System Availability Impact Low

Subsequent System Confidentiality Impact None

Subsequent System Integrity Impact None

Subsequent System Availability Impact None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact Low

User Interaction None

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact Low

Availability Impact Low

User Interaction None

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact None

Integrity Impact Partial

Availability Impact Partial

This CVE is not in the KEV list.

No EPSS score available.

Key SSVC decision points have not yet been added.

Affected Vendors & Products

Vendors Products
Semcms Subscribe
Semcms Subscribe

No data.

No data.

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No data.

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References
Link Providers
https://github.com/ants01/semcmsPHP-V5.0-There-is-an-unauthorized-deletion-of-arbitrary-users. cve-icon cve-icon
https://vuldb.com/cve/CVE-2026-108812 cve-icon cve-icon
https://vuldb.com/submit/964027 cve-icon cve-icon
https://vuldb.com/vuln/416589 cve-icon cve-icon
https://vuldb.com/vuln/416589/cti cve-icon cve-icon
History

Mon, 12 Oct 2026 08:15:00 +0000

Type Values Removed Values Added
Description A security vulnerability has been detected in SEMCMS up to 5.0. The impacted element is an unknown function of the file /admin/SEMCMS_User.php?Class=Deleted&CF=user. Such manipulation leads to improper authorization. The attack may be performed from remote. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Title SEMCMS SEMCMS_User.php user improper authorization
First Time appeared Semcms
Semcms semcms
Weaknesses CWE-266
CWE-285
CPEs cpe:2.3:a:semcms:semcms:*:*:*:*:*:*:*:*
Vendors & Products Semcms
Semcms semcms
References
Metrics cvssV2_0

{'score': 6.4, 'vector': 'AV:N/AC:L/Au:N/C:N/I:P/A:P/E:POC/RL:ND/RC:UR'}

cvssV3_0

{'score': 6.5, 'vector': 'CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R'}

cvssV3_1

{'score': 6.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:L/E:P/RL:X/RC:R'}

cvssV4_0

{'score': 6.9, 'vector': 'CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:L/SC:N/SI:N/SA:N/E:P'}

Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: VulDB

Published:

Updated: 2026-10-12T07:30:16.731Z

Reserved: 2026-10-11T10:18:15.330Z

Link: CVE-2026-108812

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2026-10-12T08:17:19.187

Modified: 2026-10-12T08:17:19.333

Link: CVE-2026-108812

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-10-12T09:30:10Z

Weaknesses