CVE-2020-28852

PoC —

CVSS 3.1

7.5 high

EPSS

2%p76

Published

Jan 2, 2021 (Jan 2, 2021)

Modified

Jun 17, 2026

Description

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.)

Vendors: golang
Products: text
Weakness: CWE-129
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

NVD CVE.org GitHub PoCs EPSS (1.7%)

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