{"id":"CVE-2026-108580","url":"https://www.cyber-defence.io/tools/cve/CVE-2026-108580","generatedAt":"2026-10-28T04:37:36.099Z","title":"AniWorld Downloader before 5.3.0 contains an improper restriction of authentication attempts vulnerability in the WebUI /login POST handler that allows unauthenticated attackers to guess passwords without throttling.","description":"AniWorld Downloader before 5.3.0 contains an improper restriction of authentication attempts vulnerability in the WebUI /login POST handler that allows unauthenticated attackers to guess passwords without throttling. Attackers can enumerate usernames through verify_user response timing and brute-force passwords on exposed WebUI instances to take over accounts.","published":"2026-10-10T16:16:31.000Z","lastModified":"2026-10-16T19:21:14.000Z","status":"Deferred","sourceIdentifier":"disclosure@vulncheck.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:N/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/M"},"cwe":["CWE-307"],"affected":[],"epss":{"score":0.00264,"percentile":0.18278,"date":"2026-10-27","history":[{"date":"2026-10-11","score":0.00264,"percentile":0.16945}]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (0.26%). Track it; it rarely justifies an emergency change on its own."},"changes":[{"kind":"new","label":"New CVE","at":"2026-10-10T16:16:31.000Z","detail":{"score":"6.9","severity":"MEDIUM","publishedAt":"2026-10-10T16:16:31.240Z"},"summary":"New CVE, medium severity (CVSS 6.9)."}],"references":[{"url":"https://github.com/phoenixthrush/AniWorld-Downloader/blob/bb13599d17937fdb4df2df699024bc233f0656f2/src/aniworld/web/auth.py#L239-L256","source":"disclosure@vulncheck.com"},{"url":"https://github.com/phoenixthrush/AniWorld-Downloader/commit/3c070bd10665377308a3092e11933681c18a5fd1","source":"disclosure@vulncheck.com"},{"url":"https://github.com/phoenixthrush/AniWorld-Downloader/issues/334","source":"disclosure@vulncheck.com"},{"url":"https://github.com/phoenixthrush/AniWorld-Downloader/releases/tag/v.5.3.0","source":"disclosure@vulncheck.com"},{"url":"https://hackmd.io/@haind/aniworld-login-brute-force","source":"disclosure@vulncheck.com"},{"url":"https://www.vulncheck.com/advisories/aniworld-downloader-before-5.3.0-webui-login-brute-force-via-login","source":"disclosure@vulncheck.com"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2026-108580","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}