Validate Accept-Language header in HeaderLanguageProvider#5
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HeaderLanguageProvider exploded the raw attacker-controlled HTTP_ACCEPT_LANGUAGE header. Validate the primary entry against the language-tag shape and return only the two-letter primary subtag; anything malformed resolves to null. Ref phpnomad/wordpress-integration#34
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The provider exploded the raw
HTTP_ACCEPT_LANGUAGEheader. The primary entry is now validated against the language-tag shape and only the two-letter primary subtag is returned; malformed input resolves to null. Package suite green. Ref phpnomad/wordpress-integration#34 (flagged by Siren's wp.org review simulation).