{"cve":"CVE-2026-40162","nvd":{"published":"2026-04-10T18:16:46.083","modified":"2026-06-17T10:44:47.827","status":"Analyzed","description":"Bugsink is a self-hosted error tracking tool. In 2.1.0, an authenticated file write vulnerability was identified in Bugsink 2.1.0 in the artifact bundle assembly flow. A user with a valid authentication token could cause the application to write attacker-controlled content to a filesystem location writable by the Bugsink process. This vulnerability is fixed in 2.1.1.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L","score":7.1},"cwes":["CWE-20"],"references":["https://github.com/bugsink/bugsink/releases/tag/2.1.1","https://github.com/bugsink/bugsink/security/advisories/GHSA-8hw4-fhww-273g"],"products":["bugsink:bugsink"],"source":"nvd","synced_at":"2026-10-19T22:28:59.047572785+00:00"},"epss":{"cve":"CVE-2026-40162","score":0.00299,"percentile":0.22611,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-8hw4-fhww-273g","url":"https://osv.dev/vulnerability/GHSA-8hw4-fhww-273g","summary":"Bugsink affected by authenticated arbitrary file write in artifactbundle/assemble","modified":"2026-07-13T16:42:42.510499192Z","packages":[{"ecosystem":"PyPI","name":"bugsink","purl":"pkg:pypi/bugsink","ranges":[">=2.1.0 <2.1.1"],"fixed":["2.1.1"]}]},{"id":"PYSEC-2026-2404","url":"https://osv.dev/vulnerability/PYSEC-2026-2404","summary":"Bugsink affected by authenticated arbitrary file write in artifactbundle/assemble","modified":"2026-07-13T16:31:39.618826044Z","packages":[{"ecosystem":"PyPI","name":"bugsink","purl":"pkg:pypi/bugsink","ranges":[">=2.1.0 <2.1.1"],"fixed":["2.1.1"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}