PatchTheCVEemg5523-t50b firmware vulnerabilities and fixes
Recent CVEs affecting emg5523-t50b firmware, with upgrade or downgrade steps. 2 tracked.
Also searched as: emg5523 t50b firmware, emg5523-t50bfirmware.
emg5523-t50b firmware has 2 tracked vulnerabilities, 1 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-02-24. Highest priority: CVE-2025-7673 (score 52/100).
- CVE-2026-1459 HIGH 7.2 MITIGATE MITIGATE A post-authentication command injection vulnerability in the TR-369 certificate download CGI program of the Zy
- CVE-2025-7673 CRITICAL 9.8 MITIGATE MITIGATE A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware vers
FAQ
How do I fix emg5523-t50b firmware vulnerabilities?
Open the CVE for your version, check the affected range, then follow the listed action: upgrade to the fixed release, or downgrade or mitigate if no fix exists yet. Commands for each OS are shown on every CVE page.
Is emg5523-t50b firmware being exploited right now?
None of the tracked emg5523-t50b firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which emg5523-t50b firmware CVE should I patch first?
CVE-2025-7673 currently ranks highest (52/100): A buffer overflow vulnerability in the URL parser of the zhttpd web server in Zyxel VMG8825-T50K firmware vers.