What’s Vulnerable › Vulnerabilities

CVE-2022-32149: Denial of service via crafted Accept-Language header in golang.org/x/text/language

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 1.8% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-10-14 · updated 2026-06-17
• Weakness: CWE-772

Description

An attacker may cause a denial of service by crafting an Accept-Language header which ParseAcceptLanguage will take significant time to parse.

Affected products

• golang.org/x/text/language: before 0.3.8 — fixed in 0.3.8
• Golang.Org/X/Text: before 0.3.8 — fixed in 0.3.8

How to fix

Upgrade to a fixed version: golang.org/x/text/language 0.3.8; Golang.Org/X/Text 0.3.8. Check the vendor advisory for mitigations.

References

• https://go.dev/cl/442235
• https://go.dev/issue/56152
• https://groups.google.com/g/golang-announce/c/-hjNw559_tE/m/KlGTfid5CAAJ
• https://pkg.go.dev/vuln/GO-2022-1059
• https://go.dev/cl/442235
• https://go.dev/issue/56152
• https://groups.google.com/g/golang-announce/c/-hjNw559_tE/m/KlGTfid5CAAJ
• https://pkg.go.dev/vuln/GO-2022-1059
• https://security.netapp.com/advisory/ntap-20230203-0006/

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