CVE-2026-57053
MEDIUM4.0CVSS v3
—CVSS v2
0.11%
EPSS (exploit probability)
CWE-1284CWE
Description
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.
CVSS v3 vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L
Affected routers (0)
No routers currently mapped to this CVE in our database.