PatchTheCVEinternationalized domain names in applications vulnerabilities and fixes
Recent CVEs affecting internationalized domain names in applications, with upgrade or downgrade steps. 1 tracked.
Also searched as: internationalizeddomainnamesinapplications.
internationalized domain names in applications has 1 tracked vulnerability, 0 critical. A fixed release or vendor patch exists for 1. Most recent: 2026-06-05. Highest priority: CVE-2026-45409 (score 32/100).
- CVE-2026-45409 MEDIUM 5.3 UPGRADE Internationalized Domain Names in Applications (IDNA) for Python provides support for Internationalized Domain
FAQ
How do I fix internationalized domain names in applications 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 internationalized domain names in applications being exploited right now?
None of the tracked internationalized domain names in applications CVEs are on the CISA Known Exploited Vulnerabilities list at the moment. This is checked every 20 minutes.
Which internationalized domain names in applications CVE should I patch first?
CVE-2026-45409 currently ranks highest (32/100): Internationalized Domain Names in Applications (IDNA) for Python provides support for Internationalized Domain.