CVE-2026-116193
mediumRclone from 1.64.0 before 1.75.2 contains an authentication bypass vulnerability in serve webdav that lets unauthenticated attackers skip authentication by sen…
Vendor / product: Rclone — rclone
Rclone from 1.64.0 before 1.75.2 contains an authentication bypass vulnerability in serve webdav that lets unauthenticated attackers skip authentication by sending OPTIONS requests. Attackers can probe arbitrary paths and compare Allow header values to determine whether files or collections exist, enabling namespace enumeration.
CVSS
5.3
5.3 (CVSS v3.1)
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Severity source: NVD CVSS v3.1 (disclosure@vulncheck.com)
Timeline (UTC)
Published: 2026-10-25 14:16
Modified: 2026-10-29 20:17
NVD status: Modified
Last synced 10 hours ago
Verified against the source API 2026-10-29 20:26 UTC
Exploitation
Not listed in CISA KEV (as of last catalog sync)
Absence from KEV does not mean a CVE is not exploited. Exploitation status: unknown (no authoritative evidence in our sources).
Affected products
rclone / rclone ≥1.64.0 <1.75.2
Weakness classification (CWE)
Source: NVD / CISA. “NVD-CWE-Other” and “NVD-CWE-noinfo” mean NVD could not assign a specific weakness.
Mitigation & advisories
References
- https://github.com/rclone/rclone/security/advisories/GHSA-gj73-fh6v-92fj disclosure@vulncheck.com
- https://www.vulncheck.com/advisories/rclone-1.64.0-before-1.75.2-serve-webdav-authenticati... disclosure@vulncheck.com
- https://github.com/rclone/rclone/security/advisories/GHSA-gj73-fh6v-92fj 134c704f-9b21-4f2e-91b3-4a467353bcc0
Data sources
NVD CVE API 2.0 — fetched 2026-10-29 20:26 UTC · record ↗