{"id":"CVE-2026-45229","title":"Quark Drive (quark-auto-save) < 0.8.5 Mass Assignment via POST /update","summary":"Quark Drive before 0.8.5 contains a mass assignment vulnerability in the POST /update endpoint that allows authenticated attackers to overwrite administrator credentials by posting an arbitrary webui object to the config_data dictionary.…","severity":"high","cvss":8.8,"cvssVector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","cvssSource":"cna","cwe":["CWE-915"],"vendor":"Cp0204","product":"quark-auto-save","affected":["quark-auto-save < 0.8.5"],"ssvc":{"exploitation":"none","automatable":"no","technicalImpact":"total","timestamp":"2026-05-14T16:15:58.817869Z"},"published":"2026-05-13","updated":"2026-11-08","sourceUpdated":"2026-11-08T14:03:43.442Z","source":"CVEORG","sourceUrl":"https://www.cve.org/CVERecord?id=CVE-2026-45229","references":[{"url":"https://github.com/Cp0204/quark-auto-save/releases/tag/v0.8.5","label":"quark-auto-save 0.8.5 Release Notes"},{"url":"https://github.com/Cp0204/quark-auto-save/commit/ea8377a596446291953dbe36e2d119d85bcd865b"},{"url":"https://www.vulncheck.com/advisories/quark-drive-mass-assignment-via-post-update"}],"tags":["cve.org"],"epss":0.00367,"epssPercentile":0.30753,"ingestedAt":"2026-11-08T14:51:22.422Z","slug":"CVE-2026-45229","body":"## Overview\n\nQuark Drive before 0.8.5 contains a mass assignment vulnerability in the POST /update endpoint that allows authenticated attackers to overwrite administrator credentials by posting an arbitrary webui object to the config_data dictionary. Attackers can exploit insufficient deny-list filtering to permanently replace stored login credentials, lock out legitimate administrators, and gain persistent access to all configured tasks, cloud tokens, and notification services.\n\n## Affected\n\n- `quark-auto-save < 0.8.5`\n\n## Remediation\n\nRefer to the linked advisories for vendor-supplied fixes and affected version ranges.","depth":"twilight","depthScore":48,"depthScoreParts":{"impact":48.4,"likelihood":0.1,"exploitation":0,"ransomware":0},"changes":[]}