Critical 9.8Published Dec 24, 2025

CVE-2025-8769MegaSys Computer Technologies Telenium Online Web Application Improper Input Validation

Updated under an hour ago (Oct 26, 2026, 4:10 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for MegaSys Computer Technologies Telenium Online Web Application

Exploited in the last 30 days

Telenium Online Web Application is vulnerable due to a Perl script that is called to load the login page. Due to improper input validation, an attacker can inject arbitrary Perl code through a crafted HTTP request, leading to remote code execution on the server.

CVSS: 9.8 CRITICAL (v3.1, CNA)CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness (CWE): CWE-20
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: icscert
NVD analysis: Deferred
Record last updated: Dec 24, 2025
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

MegaSys Computer Technologies Telenium Online Web Application megasys_computer_technologies:telenium_online_web_application (from the name)	through 8.3	CNA record

References

https://megasys.com/support/
https://www.cisa.gov/news-events/ics-advisories/icsa-24-263-04
https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2024/icsa-24-263-04.json

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.