What is CVE-2025-5518?

CVE-2025-5518 is a medium-severity vulnerability in Argustech Bilger, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2025-09-16.

How severe is CVE-2025-5518?

Medium severity. CVSS v3 base score is 6.5 out of 10.

Auth bypass in Argustech Bilger

CVE-2025-5518

Authorization Bypass Through User-Controlled Key vulnerability with user privileges in ArgusTech BILGER allows Exploitation of Trusted Identifiers. This issue affects BILGER: before 2.4.6.

Vulnerability class: IDOR (Insecure Direct Object Reference)

EPSS: 0.004 (29.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Argustech Bilger — versions 0

Weakness classification (CWE)

CWE-639 — Authorization Bypass Through User-Controlled Key

References

iletisim@usom.gov.tr (government-resource, broken-link, third-party-advisory)
iletisim@usom.gov.tr (government-resource)

Frequently asked questions

What is CVE-2025-5518?: CVE-2025-5518 is a medium-severity vulnerability in Argustech Bilger, classified under Authorization Bypass Through User-Controlled Key. CVSS score: 6.5/10. Published 2025-09-16.
How severe is CVE-2025-5518?: Medium severity. CVSS v3 base score is 6.5 out of 10.