What is CVE-2025-8884?

CVE-2025-8884 is a medium-severity vulnerability in Vhs Electronic Software Ltd. Co. Ace Center, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.5/10. Published 2025-10-20.

How severe is CVE-2025-8884?

Medium severity. CVSS v3 base score is 5.5 out of 10.

Auth bypass in Vhs Electronic Software Ltd. Co. Ace Center

CVE-2025-8884

Authorization Bypass Through User-Controlled Key vulnerability in VHS Electronic Software Ltd. Co. ACE Center allows Privilege Abuse, Exploitation of Trusted Identifiers. This issue affects ACE Center: from 3.10.100.1768 before 3.10.161.2255.

Vulnerability class: IDOR (Insecure Direct Object Reference)

Published 2025-10-20 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.5 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

EPSS exploit prediction

EPSS: 0.002 (6.0th percentile), scored 2026-10-04.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 6th percentile — 6.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000

Affected products

Vhs Electronic Software Ltd. Co. Ace Center — versions 3.10.100.1768

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

www.usom.gov.tr/bildirim/tr-25-0348 (government-resource, broken-link)
siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0348 (government-resource)

Frequently asked questions

What is CVE-2025-8884?: CVE-2025-8884 is a medium-severity vulnerability in Vhs Electronic Software Ltd. Co. Ace Center, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 5.5/10. Published 2025-10-20.
How severe is CVE-2025-8884?: Medium severity. CVSS v3 base score is 5.5 out of 10.