Medium severity6.5NVD Advisory· Published Oct 10, 2026
CVE-2026-108580
CVE-2026-108580
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.
Affected products
1- Range: <5.3.0
Patches
Vulnerability mechanics
References
6- github.com/phoenixthrush/AniWorld-Downloader/blob/bb13599d17937fdb4df2df699024bc233f0656f2/src/aniworld/web/auth.pynvd
- github.com/phoenixthrush/AniWorld-Downloader/commit/3c070bd10665377308a3092e11933681c18a5fd1nvd
- github.com/phoenixthrush/AniWorld-Downloader/issues/334nvd
- github.com/phoenixthrush/AniWorld-Downloader/releases/tag/v.5.3.0nvd
- hackmd.io/@haind/aniworld-login-brute-forcenvd
- www.vulncheck.com/advisories/aniworld-downloader-before-5.3.0-webui-login-brute-force-via-loginnvd
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