{"dataType":"CVE_RECORD","dataVersion":"1.0","cveMetadata":{"cveId":"GCVE-110-OSM-2026-13943","assignerOrgId":"","assignerShortName":"Vulnetix","state":"PUBLISHED","datePublished":"2026-10-21T09:00:56Z","dateUpdated":"2026-10-21T00:15:47Z","dateReserved":""},"containers":{"cna":{"providerMetadata":null,"title":"","descriptions":[{"lang":"en","value":"This package claims to be a \"small utility helpers\", but really, is a super simple loader.  setup.py downloads a second stage loader from a Cloudflare worker endpoint and runs it silently in the background.\n\nThe package name 'debbug' is a Levenshtein-1 typosquat of 'debug', a commonly imported development package, fitting the campaign's stated typosquatting methodology.\n\nThe package installs a silent subprocess via `subprocess.Popen` with `stdout=subprocess.DEVNULL` inside `setup.py`, meaning arbitrary code executes at pip install time with output deliberately suppressed to evade detection. The use of `os.getpid()` in the same file is consistent with sandbox/environment fingerprinting before executing a payload — a known pre-check pattern in infostealer droppers. \n\nADDITIONAL FINDINGS\n  - Shell Command Execution in setup.py: \"subprocess.Popen(\"\n  - Silent Process Execution in setup.py: \"stdout=subprocess.DEVNULL\"\n\nPAYLOAD FILES\n  setup.py","supportingMedia":null}],"references":[{"url":"https://opensourcemalware.com/threats/8d439703-605a-4c04-95b8-f69324287a26","name":"Malicious pypi package: debbug","tags":["advisory"]},{"url":"https://osv.dev/vulnerability/MAL-2026-18116","name":"","tags":["advisory"]},{"url":"https://pypi.org/debbug","name":"","tags":["vendor"]}],"metrics":[{"format":"CVSS_V3","scenarios":null,"cvssV2_0":null,"cvssV3_0":null,"cvssV3_1":{"version":"3.1","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","baseScore":8.8,"baseSeverity":"HIGH"},"cvssV4_0":null,"other":null}],"problemTypes":[{"descriptions":[{"lang":"en","description":"Embedded Malicious Code","cweId":"CWE-506","type":"CWE"}]}],"affected":[{"vendor":"unknown","product":"debbug","collectionURL":"https://pypi.org","packageName":"debbug","repo":"","defaultStatus":"affected","versions":[{"version":"all","status":"affected","versionType":"","lessThan":"","lessThanOrEqual":"","changes":null}],"cpes":null,"modules":null,"programFiles":null,"platforms":null}],"cpeApplicability":null,"rejectedReasons":null,"replacedBy":null,"x_vulnetix_aliases":{"direct":["MAL-2026-18116"]}},"adp":null}}