CVE-2026-43969Published

Cookie Request Header Injection via Unvalidated Encoder in cow_cookie:cookie/1

cve-program · CVE-2026-43969

Published

cowlib

https://repo.hex.pm

Original vendor version evidence · not evaluated as a NuGet range

{
                    "collectionURL": "https://repo.hex.pm",
                    "cpes": [
                        "cpe:2.3:a:ninenines:cowlib:*:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "modules": [
                        "cow_cookie"
                    ],
                    "packageName": "cowlib",
                    "packageURL": "pkg:hex/cowlib",
                    "product": "cowlib",
                    "programFiles": [
                        "src/cow_cookie.erl"
                    ],
                    "programRoutines": [
                        {
                            "name": "cow_cookie:cookie/1"
                        }
                    ],
                    "repo": "https://github.com/ninenines/cowlib",
                    "vendor": "ninenines",
                    "versions": [
                        {
                            "lessThan": "2.21.0",
                            "status": "affected",
                            "version": "2.9.0",
                            "versionType": "semver"
                        }
                    ]
                }

ninenines/cowlib

https://github.com

Original vendor version evidence · not evaluated as a NuGet range

{
                    "collectionURL": "https://github.com",
                    "cpes": [
                        "cpe:2.3:a:ninenines:cowlib:*:*:*:*:*:*:*:*"
                    ],
                    "defaultStatus": "unaffected",
                    "modules": [
                        "cow_cookie"
                    ],
                    "packageName": "ninenines/cowlib",
                    "packageURL": "pkg:github/ninenines/cowlib",
                    "product": "cowlib",
                    "programFiles": [
                        "src/cow_cookie.erl"
                    ],
                    "programRoutines": [
                        {
                            "name": "cow_cookie:cookie/1"
                        }
                    ],
                    "repo": "https://github.com/ninenines/cowlib",
                    "vendor": "ninenines",
                    "versions": [
                        {
                            "lessThan": "c17fd73945ef536cccecc492d286fb6b6d1c3307",
                            "status": "affected",
                            "version": "f017f8a0ecbffd5033d9ab49bf180186f7a523a7",
                            "versionType": "git"
                        }
                    ]
                }

Original source record · Cite this exact observation · Complete original publisher JSON