{"dataType": "CVE_RECORD", "dataVersion": "5.2", "cveMetadata": {"cveId": "CVE-2026-50197", "assignerOrgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "state": "PUBLISHED", "assignerShortName": "GitHub_M", "dateReserved": "2026-06-03T22:05:13.645Z", "datePublished": "2026-07-17T19:23:43.574Z", "dateUpdated": "2026-07-20T14:33:29.442Z"}, "containers": {"cna": {"title": "Skipper: opaAuthorizeRequestWithBody filter bypasses OPA policy on Transfer-Encoding: chunked / HTTP/2 requests", "problemTypes": [{"descriptions": [{"cweId": "CWE-444", "lang": "en", "description": "CWE-444: Inconsistent Interpretation of HTTP Requests ('HTTP Request/Response Smuggling')", "type": "CWE"}]}], "metrics": [{"cvssV4_0": {"attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "NONE", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "HIGH", "subIntegrityImpact": "HIGH", "subAvailabilityImpact": "NONE", "baseScore": 7.8, "baseSeverity": "HIGH", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:H/SI:H/SA:N", "version": "4.0"}}], "references": [{"name": "https://github.com/zalando/skipper/security/advisories/GHSA-659f-rgp5-w4wf", "tags": ["x_refsource_CONFIRM"], "url": "https://github.com/zalando/skipper/security/advisories/GHSA-659f-rgp5-w4wf"}, {"name": "https://github.com/zalando/skipper/pull/4041", "tags": ["x_refsource_MISC"], "url": "https://github.com/zalando/skipper/pull/4041"}, {"name": "https://github.com/zalando/skipper/commit/3152f3b0bb52ca89c3564be42434db0a2a1cea23", "tags": ["x_refsource_MISC"], "url": "https://github.com/zalando/skipper/commit/3152f3b0bb52ca89c3564be42434db0a2a1cea23"}, {"name": "https://github.com/zalando/skipper/releases/tag/v0.26.10", "tags": ["x_refsource_MISC"], "url": "https://github.com/zalando/skipper/releases/tag/v0.26.10"}], "affected": [{"vendor": "zalando", "product": "skipper", "versions": [{"version": "< 0.26.10", "status": "affected"}]}], "providerMetadata": {"orgId": "a0819718-46f1-4df5-94e2-005712e83aaa", "shortName": "GitHub_M", "dateUpdated": "2026-07-17T19:23:43.574Z"}, "descriptions": [{"lang": "en", "value": "Skipper is an HTTP router and reverse proxy for service composition. Prior to 0.26.10, zalando/skipper's OpenPolicyAgent integration silently bypasses request-body inspection on HTTP/1.1 Transfer-Encoding: chunked and HTTP/2 requests that omit the content-length pseudo-header, because the opaAuthorizeRequestWithBody filter and OpenPolicyAgentInstance.ExtractHttpBodyOptionally in filters/openpolicyagent/openpolicyagent.go produce an empty raw_body and input.parsed_body while the upstream service receives the full attacker-controlled body. This issue is fixed in version 0.26.10."}], "source": {"advisory": "GHSA-659f-rgp5-w4wf", "discovery": "UNKNOWN"}}, "adp": [{"references": [{"url": "https://github.com/zalando/skipper/security/advisories/GHSA-659f-rgp5-w4wf", "tags": ["exploit"]}], "metrics": [{"other": {"type": "ssvc", "content": {"timestamp": "2026-07-20T14:33:19.738683Z", "id": "CVE-2026-50197", "options": [{"Exploitation": "poc"}, {"Automatable": "yes"}, {"Technical Impact": "partial"}], "role": "CISA Coordinator", "version": "2.0.3"}}}], "title": "CISA ADP Vulnrichment", "providerMetadata": {"orgId": "134c704f-9b21-4f2e-91b3-4a467353bcc0", "shortName": "CISA-ADP", "dateUpdated": "2026-07-20T14:33:29.442Z"}}]}}

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{}

{}

{"affected": [{"configurations": [{"platform": null, "status": "affected", "versions": {"scheme": "semver", "value": "[0,0.26.10)"}}], "enrichment": {"confidence": 100.0, "confidence_source": "matching", "scores": [{"score": 100.0, "source": "matching"}]}, "original": {"product": "skipper", "source": "cna", "vendor": "zalando"}, "product": "skipper", "vendor": "zalando"}], "created": "2026-07-17T21:45:03.895741+00:00", "updated": "2026-07-22T02:00:07.512635+00:00", "vendors": ["zalando", "zalando$PRODUCT$skipper"]}