What is CVE-2026-108814?

CVE-2026-108814 is a medium-severity vulnerability in Semcms, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-10-12.

How severe is CVE-2026-108814?

Medium severity. CVSS v3 base score is 6.3 out of 10.

SQL Injection in Semcms

CVE-2026-108814

A flaw has been found in SEMCMS up to 5.0. This impacts an unknown function of the file SEMCMS_Banner.php. Executing a manipulation can lead to sql injection. It is possible to launch the attack remotely. The exploit has been published and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Published 2026-10-12 · last modified 2026-10-12.

CVSS v3 metric

CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Semcms — versions 5.0

Weakness classification (CWE)

References

github.com/ants01/semcmsPHP-V5.0-An-SQL-injection-vulnerability-exists (exploit)
vuldb.com/cve/CVE-2026-108814 (third-party-advisory)
vuldb.com/submit/964122 (third-party-advisory)
vuldb.com/vuln/416591 (vdb-entry)
vuldb.com/vuln/416591/cti (signature, permissions-required)

Frequently asked questions

What is CVE-2026-108814?: CVE-2026-108814 is a medium-severity vulnerability in Semcms, classified under Improper Neutralization of Special Elements in Output Used by a Downstream Component (Injection). CVSS score: 6.3/10. Published 2026-10-12.
How severe is CVE-2026-108814?: Medium severity. CVSS v3 base score is 6.3 out of 10.