{"id":81082,"date":"2026-06-25T22:06:54","date_gmt":"2026-06-25T18:36:54","guid":{"rendered":"https:\/\/afaghhosting.net\/blog\/cve-2026-28898-swift-nio-http2-http-2-to-http-1-1-codec-control-character-header-injection\/"},"modified":"2026-06-25T22:06:54","modified_gmt":"2026-06-25T18:36:54","slug":"cve-2026-28898-swift-nio-http2-http-2-to-http-1-1-codec-control-character-header-injection","status":"publish","type":"post","link":"https:\/\/afaghhosting.net\/blog\/cve-2026-28898-swift-nio-http2-http-2-to-http-1-1-codec-control-character-header-injection\/","title":{"rendered":"CVE-2026-28898 &#8211; swift-nio-http2 HTTP\/2 to HTTP\/1.1 Codec Control Character Header Injection"},"content":{"rendered":"<p>CVE ID :CVE-2026-28898<\/p>\n<p>  Published : June 25, 2026, 6:36 p.m. | 1\u00a0hour, 8\u00a0minutes ago<\/p>\n<p>  Description :swift-nio-http2&#8217;s HTTP\/2-to-HTTP\/1.1 codec did not validate pseudo-header values for control characters before placing them into the translated HTTP\/1.1 message. swift-nio-http2 1.44.1 adds validation of all pseudo-header values (:path, :authority, :scheme, :method, and :status) at both the HPACK header validation layer and the HTTP\/2-to-HTTP\/1.1 translation layer. Requests or responses containing CR, LF, or NUL bytes in any pseudo-header value are now rejected with a connection error. This issue is fixed in swift-nio-http2 1.44.1.<\/p>\n<p>  Severity: 0.0 | NA<\/p>\n<p>  Visit the link for more details, such as CVSS details, affected products, timeline, and more&#8230;\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>CVE ID :CVE-2026-28898 Published : June 25, 2026, 6:36 p.m. | 1\u00a0hour, 8\u00a0minutes ago Description :swift-nio-http2&#8217;s HTTP\/2-to-HTTP\/1.1 codec did not validate pseudo-header values for control characters before placing them into the translated HTTP\/1.1 message. swift-nio-http2 1.44.1 adds validation of all pseudo-header values (:path, :authority, :scheme, :method, and :status) at both the HPACK header validation layer &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[26],"tags":[],"class_list":["post-81082","post","type-post","status-publish","format-standard","hentry","category-vulnerability"],"_links":{"self":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81082","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/comments?post=81082"}],"version-history":[{"count":0,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/posts\/81082\/revisions"}],"wp:attachment":[{"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/media?parent=81082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/categories?post=81082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/afaghhosting.net\/blog\/wp-json\/wp\/v2\/tags?post=81082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}