{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-59939","assignerOrgId":"a0819718-46f1-4df5-94e2-005712e83aaa","state":"PUBLISHED","assignerShortName":"GitHub_M","dateReserved":"2026-07-07T18:20:06.127Z","datePublished":"2026-07-08T19:34:05.150Z","dateUpdated":"2026-07-10T14:55:12.554Z"},"containers":{"cna":{"title":"httplib2: Decompression Bomb Denial of Service via Unbounded gzip/deflate Response Handling","problemTypes":[{"descriptions":[{"cweId":"CWE-409","lang":"en","description":"CWE-409: Improper Handling of Highly Compressed Data (Data Amplification)","type":"CWE"}]}],"metrics":[{"cvssV3_1":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":7.5,"baseSeverity":"HIGH","confidentialityImpact":"NONE","integrityImpact":"NONE","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","version":"3.1"}}],"references":[{"name":"https://github.com/httplib2/httplib2/security/advisories/GHSA-j5g9-f88f-gfj3","tags":["x_refsource_CONFIRM"],"url":"https://github.com/httplib2/httplib2/security/advisories/GHSA-j5g9-f88f-gfj3"},{"name":"https://github.com/httplib2/httplib2/commit/87581ad6cf752fe3da2090c59058261d2d00a427","tags":["x_refsource_MISC"],"url":"https://github.com/httplib2/httplib2/commit/87581ad6cf752fe3da2090c59058261d2d00a427"},{"name":"https://github.com/httplib2/httplib2/releases/tag/v0.32.0","tags":["x_refsource_MISC"],"url":"https://github.com/httplib2/httplib2/releases/tag/v0.32.0"}],"affected":[{"vendor":"httplib2","product":"httplib2","versions":[{"version":"< 0.32.0","status":"affected"}]}],"providerMetadata":{"orgId":"a0819718-46f1-4df5-94e2-005712e83aaa","shortName":"GitHub_M","dateUpdated":"2026-07-08T19:34:05.150Z"},"descriptions":[{"lang":"en","value":"httplib2 is a comprehensive HTTP client library for Python. Prior to 0.32.0, httplib2 performs unbounded decompression of HTTP response bodies encoded with Content-Encoding: gzip or deflate in _decompressContent in httplib2/init.py, allowing a malicious or compromised HTTP server to return a small compressed payload that expands to an arbitrarily large size in memory and causes MemoryError or OOM-kill in the client process. This issue is fixed in version 0.32.0."}],"source":{"advisory":"GHSA-j5g9-f88f-gfj3","discovery":"UNKNOWN"}},"adp":[{"references":[{"url":"https://github.com/httplib2/httplib2/security/advisories/GHSA-j5g9-f88f-gfj3","tags":["exploit"]}],"metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-07-10T14:55:00.644314Z","id":"CVE-2026-59939","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":"2026-07-10T14:55:12.554Z"}}]}}