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encoding/xml in Go before 1.15.9 and 1.16.x before 1.16.1 has an infinite loop if a custom TokenReader (for xml.NewTokenDecoder) returns EOF in the middle of an element. This can occur in the Decode DecodeElement or Skip method.

🗓️ 19 Mar 2021 07:00:00Reported by MicrosoftType 
mscve
 mscve🔗 msrc.microsoft.com👁 2 Views

Go encoding/xml infinite loop when TokenReader returns end of file mid element during Decode or Skip.

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18 Feb 2026 22:03Current
7.9High risk
Vulners AI Score7.9
CVSS 25
CVSS 3.17.5
EPSS0.00025
go languagexml encodinginfinite looptoken readerend of filedecodeskip
2