mu5250 firmware vulnerabilities and fixes

Recent CVEs affecting mu5250 firmware, with upgrade or downgrade steps. 1 tracked.

Also searched as: mu5250firmware.

mu5250 firmware has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 0. Most recent: 2026-05-22. Highest priority: CVE-2026-44409 (score 23/100).

• CVE-2026-44409 MEDIUM 5.7 MITIGATE There is an an information disclosure vulnerability in ZTE MU5250

FAQ

How do I fix mu5250 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 mu5250 firmware being exploited right now?

None of the tracked mu5250 firmware CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.

Which mu5250 firmware CVE should I patch first?

CVE-2026-44409 currently ranks highest (23/100): There is an an information disclosure vulnerability in ZTE MU5250.

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