{"id":"CVE-2026-44982","state":"PUBLISHED","title":"CrowdSec AppSec silently drops request body for chunked / HTTP-2 requests","description":"CrowdSec offers crowdsourced protection against malicious IPs. From 1.5.0 until 1.7.8, pkg/appsec/request.go NewParsedRequestFromRequest allocated a request body buffer from max(r.ContentLength, 0), so HTTP/1.1 requests using Transfer-Encoding: chunked and HTTP/2 requests without a content-length header produced an empty body and caused WAF rules targeting REQUEST_BODY, BODY_ARGS, ARGS_POST, JSON, or XML to be skipped. This issue is fixed in version 1.7.8.","publishedAt":"2026-07-16T19:50:26.067Z","updatedAt":"2026-07-17T15:01:59.005Z","severity":{"score":7.2,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","source":"GitHub_M"},"assigner":"GitHub_M","products":["crowdsecurity crowdsec"],"affected":[{"vendor":"crowdsecurity","product":"crowdsec","versions":[{"version":">= 1.5.0, < 1.7.8","status":"affected"}]}],"references":["https://github.com/crowdsecurity/crowdsec/security/advisories/GHSA-rw47-hm26-6wr7","https://github.com/crowdsecurity/crowdsec/pull/4355","https://github.com/crowdsecurity/crowdsec/commit/3d5c4d9b127091e9063b9b5eb785372a599a4435","https://github.com/crowdsecurity/crowdsec/commit/57a793548671e6bbd2cde5562fe87b856ec9c642","https://github.com/crowdsecurity/crowdsec/releases/tag/v1.7.8"],"weaknesses":["CWE-693"],"ingestedAt":"2026-10-29T20:11:57.932Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/44xxx/CVE-2026-44982.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-44982","state":"PUBLISHED","datePublished":"2026-07-16T19:50:26.067Z","dateUpdated":"2026-07-17T15:01:59.005Z","assignerShortName":"GitHub_M","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateReserved":"2026-05-08T16:23:33.264Z"},"containers":{"cna":{"title":"CrowdSec AppSec silently drops request body for chunked / HTTP-2 requests","descriptions":[{"lang":"en","value":"CrowdSec offers crowdsourced protection against malicious IPs. From 1.5.0 until 1.7.8, pkg/appsec/request.go NewParsedRequestFromRequest allocated a request body buffer from max(r.ContentLength, 0), so HTTP/1.1 requests using Transfer-Encoding: chunked and HTTP/2 requests without a content-length header produced an empty body and caused WAF rules targeting REQUEST_BODY, BODY_ARGS, ARGS_POST, JSON, or XML to be skipped. This issue is fixed in version 1.7.8."}],"affected":[{"vendor":"crowdsecurity","product":"crowdsec","versions":[{"version":">= 1.5.0, < 1.7.8","status":"affected"}]}],"references":[{"url":"https://github.com/crowdsecurity/crowdsec/security/advisories/GHSA-rw47-hm26-6wr7","name":"https://github.com/crowdsecurity/crowdsec/security/advisories/GHSA-rw47-hm26-6wr7","tags":["x_refsource_CONFIRM"]},{"url":"https://github.com/crowdsecurity/crowdsec/pull/4355","name":"https://github.com/crowdsecurity/crowdsec/pull/4355","tags":["x_refsource_MISC"]},{"url":"https://github.com/crowdsecurity/crowdsec/commit/3d5c4d9b127091e9063b9b5eb785372a599a4435","name":"https://github.com/crowdsecurity/crowdsec/commit/3d5c4d9b127091e9063b9b5eb785372a599a4435","tags":["x_refsource_MISC"]},{"url":"https://github.com/crowdsecurity/crowdsec/commit/57a793548671e6bbd2cde5562fe87b856ec9c642","name":"https://github.com/crowdsecurity/crowdsec/commit/57a793548671e6bbd2cde5562fe87b856ec9c642","tags":["x_refsource_MISC"]},{"url":"https://github.com/crowdsecurity/crowdsec/releases/tag/v1.7.8","name":"https://github.com/crowdsecurity/crowdsec/releases/tag/v1.7.8","tags":["x_refsource_MISC"]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":7.2,"baseSeverity":"HIGH","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"NONE","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N","version":"3.1"}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-693","lang":"en","description":"CWE-693: Protection Mechanism Failure","type":"CWE"}]}],"providerMetadata":{"shortName":"GitHub_M","orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","dateUpdated":"2026-07-16T19:50:26.067Z"},"source":{"advisory":"GHSA-rw47-hm26-6wr7","discovery":"UNKNOWN"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-17T15:01:48.918782Z","id":"CVE-2026-44982","options":[{"Exploitation":"none"},{"Automatable":"yes"},{"Technical Impact":"partial"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-07-17T15:01:59.005Z"}}]}}}