← Back
CVE-2026-41176
critical
CVSS 9.8
Vulnerability in rclone (CVE-2026-41176)
Summary
vulnerability in rclone (CVE-2026-41176). Successful exploitation can lead to full system takeover. Mitigation: upgrade to `1.73.5` or later.
AI summary snake-internal / snake-material-v2
A vulnerability tracked as **CVE-2026-41176** has been found in rclone.
Successful exploitation can lead to full system takeover. CVSS score: 9.8/10.
What to do: upgrade rclone to **1.73.5** or later.
If unsure, ask your IT team or search "rclone CVE-2026-41176" on the vendor's site.
CVE-2026-41176 (rclone) — CWE-306 / CVSS v3 9.8
Attack vector: remote (network-reachable) / unauthenticated / no user interaction
Patched: `1.73.5` — apply immediately
Plan: 1) Audit SBOM/dependencies, 2) Stage→prod upgrade, 3) Add WAF/proxy monitoring on affected endpoints, 4) Hunt IOCs in logs.
Refs: see the GHSA / vendor advisory / patched release linked on this page.
❓ What is the problem
**A vulnerability** (CWE-306) exists in rclone.
📍 Affected scope
rclone — .
🔥 Severity
Severity: Critical (CVSS 9.8/10). Successful exploitation can lead to full system takeover
🔧 How to fix
Update to **1.73.5**.
🛡️ Workaround
Until the patch is applied: disable the affected feature, apply WAF rules, or restrict access via network ACLs.
🔍 Detection
Search webserver/proxy logs for unusual request patterns matching this CVE's known IOCs. Run `grep -r 'rclone' .` against your dependency files (package-lock.json, requirements.txt, go.sum) to find affected services.
Response Actions (7 steps)
Concrete steps and command examples for SOC/SRE teams to execute in order
-
1Identify exposure identify
grep -r 'rclone' . | grep -v node_modulesリポジトリと本番環境の依存ファイル (package-lock.json / requirements.txt / go.sum / Gemfile.lock 等) で `rclone` を grep し、稼働しているサービス・バージョンを把握する。
-
6Apply patch patch
Upgrade rclone to 1.73.5ステージング環境で 1.73.5 に上げて回帰テスト → 本番反映。回帰テストはアプリの主要ハッピーパスと、Step 3 で見つけた異常検知の続報チェックを含めること。
-
7Post-deployment verification verify
Confirm patched version is live in productionパッチ適用後、ステージングで PoC または同等の悪用パターンを再現して脆弱性が閉じたことを確認。本番では Step 3 と同じログクエリでアラート再発が無いか継続監視。
Affected packages
Bitnami
rclone
[{"type":"SEMVER","events":[{"introduced":"1.45.0"},{"fixed":"1.73.5"}]}]
Go
github.com/rclone/rclone
[{"type":"SEMVER","events":[{"introduced":"1.45.0"},{"fixed":"1.73.5"}]}]
References
- package https://github.com/rclone/rclone
- web https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/config.go
- web https://github.com/rclone/rclone/blob/bf55d5e6d37fd86164a87782191f9e1ffcaafa82/fs/rc/rcserver/rcserver.go
- web https://github.com/rclone/rclone/security/advisories/GHSA-25qr-6mpr-f7qx
- web https://nvd.nist.gov/vuln/detail/CVE-2026-41176
- web https://access.redhat.com/security/cve/CVE-2026-41176
- web https://bugzilla.redhat.com/show_bug.cgi?id=2460989
- web https://security.access.redhat.com/data/csaf/v2/vex/2026/cve-2026-41176.json