Rclone is a command-line program to sync files and directories to and from different cloud storage providers. The RC endpoint options/set is exposed without AuthRequired: true, but it can mutate global runtime configuration, including the RC option block itself. Starting in version 1.45.0 and prior to version 1.73.5, an unauthenticated attacker can set rc.NoAuth=true, which disables the authorization gate for many RC methods registered with AuthRequired: true on reachable RC servers that are started without global HTTP authentication. This can lead to unauthorized access to sensitive administrative functionality, including configuration and operational RC methods. Version 1.73.5 patches the issue.
CVE-2026-41176
This critical-severity CVE scores 9.8 under NVD CVSS v3. EPSS exploit probability: 26.3%, top 4% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).
- High severity, but no confirmed exploitation yet
A fix is available — apply it.
- CVSS v3
- 9.8
- EG Score
- 9.8(medium)
- EPSS
- 98.3%
- KEV
- Not listed
Published
April 23, 2026
Last Modified
July 15, 2026
Advisory Details (6)
Auto-updated Jul 16, 2026Unauthenticated RC options/set allows runtime auth bypass and leads to sensitive operations and command execution · Advisory · rclone/rclone · GitHub
https://github.com/rclone/rclone/security/advisories/GHSA-25qr-6mpr-f7qx2460989 – (CVE-2026-41176) CVE-2026-41176 github.com/rclone/rclone: Rclone: Unauthorized access to administrative functions through unauthenticated Remote Control endpoint.
https://bugzilla.redhat.com/show_bug.cgi?id=2460989rclone/fs/rc/rcserver/rcserver.go at bf55d5e6d37fd86164a87782191f9e1ffcaafa82 · rclone/rclone · GitHub
https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/rcserver/rcserver.gorclone/fs/rc/config.go at bf55d5e6d37fd86164a87782191f9e1ffcaafa82 · rclone/rclone · GitHub
https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/config.goPatch Availability(1)
| Vendor / Ecosystem | Fixed in / Patch | Released | Source |
|---|---|---|---|
| ubuntu | rclone (1.60.1+dfsg-4ubuntu3.1) @ resolute | 2026-06-15 | ubuntu |
Patches are aggregated from vendor advisories (Red Hat, Microsoft, Cisco, GitHub) and package ecosystems (OSV, GHSA). Multiple rows for the same upstream release have been deduplicated.
Affected Packages
(1 across 1 ecosystem)
Go(1)
| Package | Vulnerable range | Fixed in | Dependents |
|---|---|---|---|
| github.com/rclone/rclone | — | 1.73.5 | — |
Weakness Classification(2)
MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.
All Vendor Advisories
(1)
Every vendor that published an advisory referencing this CVE — pulled from our cve_vendor_advisories aggregation. Click any row for the vendor's original advisory page.
Data Freshness Timeline
(refreshed 6× in last 7d / 26× in last 30d)
Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.
Showing the most recent 100 of 125 total refreshes for this CVE.
- 2026-07-22 14:08 UTCEPSS rescore
- 2026-07-20 23:32 UTCOSV refresh
- 2026-07-20 17:08 UTCEPSS rescore
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- 2026-06-23 21:33 UTCEPSS rescore
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- 2026-06-15 17:49 UTCEPSS rescore
- 2026-06-15 06:45 UTCVendor advisory
- 2026-06-15 02:29 UTCVendor advisory
- 2026-06-14 20:36 UTCVendor advisory
- 2026-06-14 16:50 UTCVendor advisory
- 2026-06-14 12:26 UTCVendor advisory
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-06-12 23:12 UTCEPSS rescore
- 2026-06-12 12:37 UTCVendor advisory
- 2026-06-12 05:47 UTCVendor advisory
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- 2026-06-11 14:00 UTCEPSS rescore
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- 2026-06-10 19:27 UTCVendor advisory
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- 2026-06-10 13:22 UTCEPSS rescore
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- 2026-06-10 11:57 UTCVendor advisory
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- 2026-06-08 14:22 UTCVendor advisory
- 2026-06-08 10:36 UTCVendor advisory
- 2026-06-08 06:51 UTCVendor advisory
- 2026-06-08 03:06 UTCVendor advisory
- 2026-06-07 19:36 UTCVendor advisory
- 2026-06-07 15:51 UTCVendor advisory
- 2026-06-07 15:25 UTCEPSS rescore
- 2026-06-07 15:25 UTCEPSS rescore
- 2026-06-07 12:06 UTCVendor advisory
- 2026-06-07 08:21 UTCVendor advisory
- 2026-06-06 23:30 UTCVendor advisory
- 2026-06-06 18:30 UTCVendor advisory
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-06 13:47 UTCEPSS rescore
- 2026-06-06 12:48 UTCVendor advisory
- 2026-06-06 09:00 UTCVendor advisory
- 2026-06-06 05:15 UTCVendor advisory
- 2026-06-06 00:23 UTCVendor advisory
- 2026-06-05 22:47 UTCEPSS rescore
- 2026-06-05 20:38 UTCVendor advisory
- 2026-06-05 16:40 UTCVendor advisory
- 2026-06-05 11:10 UTCVendor advisory
- 2026-06-05 07:01 UTCVendor advisory
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-05 06:10 UTCEPSS rescore
- 2026-06-05 03:16 UTCVendor advisory
- 2026-06-04 20:45 UTCVendor advisory
- 2026-06-04 16:59 UTCVendor advisory
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-04 13:12 UTCEPSS rescore
- 2026-06-04 12:46 UTCVendor advisory
- 2026-06-04 04:04 UTCVendor advisory
- 2026-06-03 23:34 UTCVendor advisory
- 2026-06-03 19:49 UTCVendor advisory
- 2026-06-03 16:04 UTCVendor advisory
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- 2026-06-03 03:33 UTCVendor advisory
- 2026-06-02 23:48 UTCVendor advisory
- 2026-06-02 20:13 UTCEPSS rescore
- 2026-06-02 20:00 UTCVendor advisory
- 2026-06-02 16:10 UTCVendor advisory
- 2026-06-02 12:24 UTCVendor advisory
Publicly available exploits
(1 reference)Working exploit code is in the public domain. Defenders should treat patch urgency accordingly — public PoCs typically lead to mass-exploitation within 24-72 hours.
- Nucleihttp/cves/2026/CVE-2026-41176.yamlFirst seen Jan 1, 2026
Rclone RC - Broken Access Control
Open source ↗
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Frequently asked(5)
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