CVE-2026-57053: GNU libidn vulnerability
GNU · libidn
Fixed in 1.44 · Affected: GNU libidn before 1.44 · Exploitation: unlikely (under 1%)
Not in CyberSIXT coverage yet: no article names this CVE. This page shows the public record.
Higher than 3% of scored CVEs
DescriptionCVE.org
GNU libidn before 1.44 is prone to out-of-bounds reads of uninitialized memory in the ToUnicode APIs because of mishandling in idna_to_unicode_internal. The affected code is not present in libidn2.
Affected products1
From the CVE record. A product or version that is not listed is unknown, not unaffected.
- GNU · libidnbefore 1.44
On the Atlas
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CoverageNo articles yet
No CyberSIXT article names CVE-2026-57053 yet, so there is no coverage timeline, action brief or change log for it. Everything on this page comes from the public CVE record, CISA KEV, EPSS and the nuclei template index. Search the archive or see the CVEs in the news.