What is CVE-2025-14577?

CVE-2025-14577 is a critical-severity vulnerability in Slican Ipl, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-02-24.

How severe is CVE-2025-14577?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Auth bypass in Slican Ipl

CVE-2025-14577

Slican NCP/IPL/IPM/IPU devices are vulnerable to PHP Function Injection. An unauthenticated remote attacker is able to execute arbitrary PHP commands by sending specially crafted requests to /webcti/session_ajax.php endpoint. This issue was fixed in version 1.24.0190 (Slican NCP) and 6.61.0010 (Slican IPL/IPM/IPU).

Vulnerability class: Broken Authentication

Published 2026-02-24 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.004 (31.3th percentile), scored 2026-10-02.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 31st percentile — 31.3% 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

Weakness classification (CWE)

CWE-306 — Missing Authentication for Critical Function

References

cert.pl/posts/2026/02/CVE-2025-14577 (Third Party Advisory, third-party-advisory)
www.slican.pl/oferta/centrale-telefoniczne/ (Product, product)

Frequently asked questions

What is CVE-2025-14577?: CVE-2025-14577 is a critical-severity vulnerability in Slican Ipl, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2026-02-24.
How severe is CVE-2025-14577?: Critical severity. CVSS v3 base score is 9.8 out of 10.