What is CVE-2025-5519?

CVE-2025-5519 is a medium-severity vulnerability in Argustech Bilger, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 6.5/10. Published 2025-09-16.

How severe is CVE-2025-5519?

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

Vulnerability in Argustech Bilger

CVE-2025-5519

Insertion of Sensitive Information Into Sent Data vulnerability in ArgusTech BILGER allows Choosing Message Identifier. This issue affects BILGER: before 2.4.6.

Published 2025-09-16 · last modified 2026-06-17.

CVSS v3 metric

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

EPSS exploit prediction

EPSS: 0.004 (27.8th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 28th percentile — 27.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.004 · newest: 0.004 · change: 0.000

Affected products

Argustech Bilger — versions 0

Weakness classification (CWE)

CWE-201 — Insertion of Sensitive Information into Sent Data

References

www.usom.gov.tr/bildirim/tr-25-0250 (government-resource, broken-link)
siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-25-0250 (government-resource)

Frequently asked questions

What is CVE-2025-5519?: CVE-2025-5519 is a medium-severity vulnerability in Argustech Bilger, classified under Insertion of Sensitive Information into Sent Data. CVSS score: 6.5/10. Published 2025-09-16.
How severe is CVE-2025-5519?: Medium severity. CVSS v3 base score is 6.5 out of 10.