What is CVE-2024-6920?

CVE-2024-6920 is a medium-severity vulnerability in Nac Nacpremium, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-09-02.

How severe is CVE-2024-6920?

Medium severity. CVSS v3 base score is 6.1 out of 10.

Is CVE-2024-6920 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XSS in Nac Nacpremium

CVE-2024-6920

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in NAC Telecommunication Systems Inc. NACPremium allows Stored XSS. This issue affects NACPremium: through 01082024.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2024-09-02 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.002 (14.1th percentile), scored 2026-10-01.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% 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

Nac Nacpremium
Nac Telecommunication Systems Inc. Nacpremium — versions 0

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

Public proof-of-concept exploits

fkie-cad/nvd-json-data-feeds

References

www.usom.gov.tr/bildirim/tr-24-1376 (government-resource, broken-link, Broken Link)
siberguvenlik.gov.tr/guvenlik-bildirimleri/detay/tr-24-1376 (government-resource)

Frequently asked questions

What is CVE-2024-6920?: CVE-2024-6920 is a medium-severity vulnerability in Nac Nacpremium, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2024-09-02.
How severe is CVE-2024-6920?: Medium severity. CVSS v3 base score is 6.1 out of 10.
Is CVE-2024-6920 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.