CVE-2026-44673
High
Published: 14 May 2026
Published
14 May 2026
Modified
14 May 2026
KEV Added
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Patch
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CVSS Score
7.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score
N/A
Risk Priority
15
60% EPSS · 20% KEV · 20% CVSS
Summary
CVE-2026-44673 is a high-severity Integer Overflow or Wraparound (CWE-190) vulnerability. Its CVSS base score is 7.5 (High).
Operationally, it is not currently listed in the CISA KEV catalog.
NVD Description
libyang is a YANG data modeling language library. Prior to SO 5.2.15, lyb_read_string() in src/parser_lyb.c contains an integer overflow that results in a heap buffer overflow when parsing a maliciously crafted LYB binary blob. An attacker who can supply LYB…
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data to any libyang consumer (NETCONF server, sysrepo, etc.) can trigger a crash or potential heap corruption. This vulnerability is fixed in SO 5.2.15.
Deeper analysisAI
Automated synthesis unavailable for this CVE.
Details
- CWE(s)