Patchlage

CVE-2026-58272

CVE CVE-2026-58272EUVD EUVD-2026-84199Published 2026-09-21T20:31:46.000ZLast changed 2026-09-23T19:42:05.000ZCVSS 5.3

What the advisory describes

Sync-in Server is an open-source platform for file storage, sharing, collaboration, and syncing. Versions prior to 2.4.1 contain an observable timing discrepancy in the login endpoint because authentication attempts for nonexistent accounts return without performing the bcrypt comparison used for existing accounts. An unauthenticated attacker can measure response times to enumerate valid usernames or email addresses, facilitating credential-stuffing, password-spraying, and phishing attacks. Version 2.4.1 contains a patch.

Source: EUVD (ENISA), in the words of the advisory.

Products the advisory names

These come from the advisory itself, not from any check we performed.

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Carried in the product catalogue

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