SEPTEMBER 13, 2026
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Case File

CVE-2026-88013

LOW · CVSS 3.7 EPSS 0.18% Public Exploit

Source: NVD + CISA KEV + EPSS · Published 2026-09-10 · Last synced 2026-09-13

CyberRota Analysis

AI-Generated

The vulnerability affects rclone versions 1.49.0 to 1.75.1, where the HTTP backend improperly handles redirects, potentially exposing sensitive headers such as X-Api-Key, Authorization, or Cookie to untrusted destinations. This can occur during common operations like listing, downloading, or serving files, leading to unauthorized access to sensitive information. Users of rclone, especially those handling sensitive data in cloud storage, should prioritize upgrading to version 1.75.1 to mitigate this risk.

Public Exploit Signal

A public exploit, PoC, GitHub repository or Metasploit reference was detected for this CVE.

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CVE
CVE-2026-88013
Severity
LOW
CVSS
3.7
EPSS
0.18%

Original NVD Description

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.49.0 until 1.75.1, the HTTP backend attaches headers configured through --http-headers or headers= to requests in backend/http/http.go, while its fshttp.NewClient client follows redirects without a backend-specific http.Client.CheckRedirect policy. A configured remote that redirects to another host can therefore cause custom secrets such as X-Api-Key to be resent to that untrusted destination, and a same-host HTTPS-to-HTTP redirect can expose Authorization or Cookie headers in cleartext. Listing, stat, download, mount, and serve operations can trigger the leak during normal use. This issue is fixed in version 1.75.1.