Is CVE-2026-101056 being exploited?

No public exploit is currently tracked.

How severe is CVE-2026-101056?

CVE-2026-101056 has a CVSS v3 severity of MEDIUM (5.3).

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CVE-2026-101056

Description

Cloudreve before 4.16.1 fails to revalidate share access when restoring cached navigator state from a context_hint UUID. Attackers who previously had valid share access can replay the cached hint to generate signed file URLs for up to 300 seconds after the share is deleted, expires, or reaches zero remaining downloads.