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2.1 KiB
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1 line
2.1 KiB
JSON
{"schema_version":"1.9.0","id":"GHSA-c3f2-qg8v-25q2","published":"2026-04-09T00:31:59Z","modified":"2026-04-10T17:34:50.026368Z","withdrawn":"2026-04-10T17:18:31Z","summary":"Duplicate Advisory: Unfurl's unbounded zlib decompression allows decompression bomb DoS","details":"### Duplicate Advisory\nThis advisory has been withdrawn because it is a duplicate of GHSA-h5qv-qjv4-pc5m. This link is maintained to preserve external references.\n\n### Original Description\nUnfurl before 2026.04 contains an unbounded zlib decompression vulnerability in parse_compressed.py that allows remote attackers to cause denial of service. Attackers can submit highly compressed payloads via URL parameters to the /json/visjs endpoint that expand to gigabytes, exhausting server memory and crashing the service.","affected":[{"package":{"name":"dfir-unfurl","ecosystem":"PyPI","purl":"pkg:pypi/dfir-unfurl"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2026.04"}]}],"database_specific":{"source":"https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2026/04/GHSA-c3f2-qg8v-25q2/GHSA-c3f2-qg8v-25q2.json"}}],"references":[{"type":"WEB","url":"https://github.com/obsidianforensics/unfurl/security/advisories/GHSA-h5qv-qjv4-pc5m"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2026-40036"},{"type":"WEB","url":"https://github.com/RyanDFIR/unfurl/pull/243"},{"type":"PACKAGE","url":"https://github.com/RyanDFIR/unfurl"},{"type":"WEB","url":"https://github.com/RyanDFIR/unfurl/releases/tag/v2026.04"},{"type":"WEB","url":"https://www.vulncheck.com/advisories/dfir-unfurl-denial-of-service-via-unbounded-zlib-decompression"}],"database_specific":{"cwe_ids":["CWE-409"],"github_reviewed":true,"github_reviewed_at":"2026-04-10T17:18:31Z","nvd_published_at":"2026-04-08T22:16:24Z","severity":"HIGH"},"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"},{"type":"CVSS_V4","score":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X"}]} |