In x/text in Go before v0.3.5, a "slice bounds out of range" panic occurs in language.ParseAcceptLanguage while processing a BCP 47 tag. (x/text/language is supposed to be able to parse an HTTP Accept-Language header.)
"https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2020-28852.json"