{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-107229", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-10-07T14:34:14.817Z", "datePublished": "2026-10-07T20:57:36.676Z", "dateUpdated": "2026-10-07T20:57:36.676Z"}, "containers": {"cna": {"title": "AsyncHttpClient: Incomplete origin checks in the default cookie store allow cookie tossing onto public-suffix and IP-address hosts", "problemTypes": [{"descriptions": [{"cweId": "CWE-384", "lang": "en", "description": "CWE-384: Session Fixation", "type": "CWE"}]}, {"descriptions": [{"cweId": "CWE-1275", "lang": "en", "description": "CWE-1275: Sensitive Cookie with Improper SameSite Attribute", "type": "CWE"}]}], "metrics": [{"cvssV3_1": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}}], "references": [{"name": "https://github.com/AsyncHttpClient/async-http-client/security/advisories/GHSA-qjr7-w8pj-pmv9", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/AsyncHttpClient/async-http-client/security/advisories/GHSA-qjr7-w8pj-pmv9"}, {"name": "https://github.com/AsyncHttpClient/async-http-client/commit/7dc5bbc2d0a48aa2a9caf089a626dcfd333168e9", "tags": ["x_refsource_MISC"], "url": "https://github.com/AsyncHttpClient/async-http-client/commit/7dc5bbc2d0a48aa2a9caf089a626dcfd333168e9"}, {"name": "https://github.com/AsyncHttpClient/async-http-client/releases/tag/async-http-client-project-3.0.14", "tags": ["x_refsource_MISC"], "url": "https://github.com/AsyncHttpClient/async-http-client/releases/tag/async-http-client-project-3.0.14"}], "affected": [{"vendor": "AsyncHttpClient", "product": "async-http-client", "versions": [{"version": ">= 3.0.11, < 3.0.14", "status": "affected"}, {"version": ">= 2.16.0, <= 2.16.1", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-10-07T20:57:36.676Z"}, "descriptions": [{"lang": "en", "value": "The AsyncHttpClient (AHC) library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. From 2.16.0 until 3.0.14, ThreadSafeCookieStore incompletely validates cookie Domain attributes. Missing private-section and default public-suffix rules, absent A-label normalization, locale-sensitive lowercasing, public-suffix host-only handling, and numeric or IP host checks allow one origin to store a cookie later sent to another origin. Applications sharing one client across trust domains can therefore receive attacker-injected cookies and may be exposed to session fixation. This issue is fixed in version 3.0.14."}], "source": {"advisory": "GHSA-qjr7-w8pj-pmv9", "discovery": "UNKNOWN"}}}}

{}

{"affected": [{"affectedData": [{"product": "async-http-client", "vendor": "AsyncHttpClient", "versions": [{"status": "affected", "version": ">= 3.0.11, < 3.0.14"}, {"status": "affected", "version": ">= 2.16.0, <= 2.16.1"}]}], "source": "security-advisories@github.com"}], "cveTags": [], "descriptions": [{"lang": "en", "value": "The AsyncHttpClient (AHC) library allows Java applications to easily execute HTTP requests and asynchronously process HTTP responses. From 2.16.0 until 3.0.14, ThreadSafeCookieStore incompletely validates cookie Domain attributes. Missing private-section and default public-suffix rules, absent A-label normalization, locale-sensitive lowercasing, public-suffix host-only handling, and numeric or IP host checks allow one origin to store a cookie later sent to another origin. Applications sharing one client across trust domains can therefore receive attacker-injected cookies and may be exposed to session fixation. This issue is fixed in version 3.0.14."}], "id": "CVE-2026-107229", "lastModified": "2026-10-07T21:17:14.613", "metrics": {"cvssMetricV31": [{"cvssData": {"attackComplexity": "HIGH", "attackVector": "NETWORK", "availabilityImpact": "NONE", "baseScore": 4.0, "baseSeverity": "MEDIUM", "confidentialityImpact": "NONE", "integrityImpact": "LOW", "privilegesRequired": "NONE", "scope": "CHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:C/C:N/I:L/A:N", "version": "3.1"}, "exploitabilityScore": 2.2, "impactScore": 1.4, "source": "security-advisories@github.com", "type": "Secondary"}]}, "published": "2026-10-07T21:17:14.613", "references": [{"source": "security-advisories@github.com", "url": "https://github.com/AsyncHttpClient/async-http-client/commit/7dc5bbc2d0a48aa2a9caf089a626dcfd333168e9"}, {"source": "security-advisories@github.com", "url": "https://github.com/AsyncHttpClient/async-http-client/releases/tag/async-http-client-project-3.0.14"}, {"source": "security-advisories@github.com", "url": "https://github.com/AsyncHttpClient/async-http-client/security/advisories/GHSA-qjr7-w8pj-pmv9"}], "sourceIdentifier": "security-advisories@github.com", "vulnStatus": "Received", "weaknesses": [{"description": [{"lang": "en", "value": "CWE-384"}, {"lang": "en", "value": "CWE-1275"}], "source": "security-advisories@github.com", "type": "Primary"}]}

{}

{}