CVE-2026-79776

MEDIUM 5.3

rclone before 1.75.0 Authentication Bypass via pprof

CVSS Score

5.3

EPSS Score

0.0%

EPSS Percentile

0th

rclone before 1.75.0 mounts the pprof debug handler as its own router route, bypassing the fail-closed authentication rule in the main handler. Attackers can access the /debug/pprof/cmdline endpoint unauthenticated to retrieve the full process argv including backend credentials.

CWE	CWE-200
Vendor	rclone
Product	rclone
Published	Aug 25, 2026
Last Updated	Aug 25, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

Low

Integrity

None

Availability

None

Affected Versions

rclone / rclone

0 < 1.75.0

References

NVD ↗ CVE.org ↗ EPSS Data ↗

github.com: https://github.com/rclone/rclone/security/advisories/GHSA-mfvx-7rcj-9m5g vulncheck.com: https://www.vulncheck.com/advisories/rclone-before-authentication-bypass-via-pprof

Credits

🔍 arpitjain099 ncw