MEDIUM 6.2 Microsoft
CVE-2026-13713
YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack
Microsoft Security Update 2026-Jul: YAML::Syck versions before 1.47 for Perl allow a use-after-free and double-free via an anchor node freed while still on the parser value stack
Affected Products
- azl3 python-msgpack 1.0.5-3 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-13713
- https://nvd.nist.gov/vuln/detail/CVE-2026-13713
This medium severity vulnerability with a CVSS score of 6.2 was published on 2026-07-14 via Microsoft. Affected: azl3 python-msgpack 1.0.5-3 on Azure Linux 3.0.
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