HIGH 7.5 Microsoft
CVE-2026-34601
xmldom: XML injection via unsafe CDATA serialization allows attacker-controlled markup insertion
Microsoft Security Update 2026-Apr: xmldom: XML injection via unsafe CDATA serialization allows attacker-controlled markup insertion
Affected Products
- azl3 python-tensorboard 2.16.2-6 on Azure Linux 3.0
- cbl2 python-tensorboard 2.11.0-3 on CBL Mariner 2.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-34601
- https://nvd.nist.gov/vuln/detail/CVE-2026-34601
This high severity vulnerability with a CVSS score of 7.5 was published on 2026-04-14 via Microsoft. Affected: azl3 python-tensorboard 2.16.2-6 on Azure Linux 3.0, cbl2 python-tensorboard 2.11.0-3 on CBL Mariner 2.0.
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