CVE-2020-28852

HIGH
7.5
CVSS Score
Published: January 2, 2021 at 05:45 AM UTC
Updated: June 17, 2026 at 03:10 AM UTC
1 product affected across 1 vendorText

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Severity
HIGH7.5
Exploit prediction
EPSS 2%

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.)

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 0.3.5
Affected range stops below 0.3.5, so it looks safe — our inference, not a vendor statement

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (2)

x_refsource_MISCExploitIssue TrackingThird Party Advisory
https://github.com/golang/go/issues/42536

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-129

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