CVE-2026-108580: Improper Restriction of Excessive Authentication Attempts in phoenixthrush AniWorld Downloader
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.
CVSS v4.0
Score 6.9medium
Affected software
phoenixthrush
AniWorld Downloader
pkg:github/AniWorld DownloaderRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- VulnCheck
- Date Reserved
- 2026-10-10T15:51:34.830Z
- Cvss Version
- 4.0
- State
- PUBLISHED
Threat ID: 6aca62202cdf04f6563869ef
Added to database: 10/10/2026, 16:04:48 UTC
Last updated: 10/10/2026, 16:04:48 UTC
Views: 1
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