CVE-2026-88014 rclone archive/zip: Zip Slip via unsanitized zip entry names lets a malicious archive escape its own namespace

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.72.0 until 1.75.1, the archive ZIP backend method Fs.readZip in backend/archive/zip/zip.go accepts archive/zip.File.Name values from an untrusted central directory and exposes...

EUVD-2026-75567

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...

CVE-2026-88013 rclone: http backend forwards custom/auth headers to a different host on redirect

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...

CVE-2026-88013

The command-line tool rclone versions 1.49.0 through 1.75.1 is vulnerable to credential leakage due to an insecure redirect policy in its HTTP backend. Specifically, the fshttp.NewClient client follows redirects without a backend-specific http.Client.CheckRedirect policy, causing custom headers (...

CVE-2026-88013

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...

CVE-2026-88013

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...

CVE-2026-88013 rclone: http backend forwards custom/auth headers to a different host on redirect

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...

CVE-2026-88013 rclone: http backend forwards custom/auth headers to a different host on redirect

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...

CVE-2026-88044: Incorrect Authorization

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.70.0 until 1.75.1, the serve/start RC interface accepts per-server proxyOpt.AuthProxy settings, and the FTP and S3 constructors in cmd/serve/ftp/ftp.go and cmd/serve/s3/server.go...

CVE-2026-88013: Exposure of Sensitive Information to an Unauthorized Actor

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...

PT-2026-89488

Name of the Vulnerable Software and Affected Versions rclone versions 1.64.0 through 1.75.0 Description The FTP auth-proxy driver in cmd/serve/ftp/ftp.go fails to bind credentials or the Virtual File System VFS to specific authenticated sessions. Instead, it stores one obscured password per...

CVE-2026-88014: Improper Limitation of a Pathname to a Restricted Directory

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.72.0 until 1.75.1, the archive ZIP backend method Fs.readZip in backend/archive/zip/zip.go accepts archive/zip.File.Name values from an untrusted central directory and exposes...

PT-2026-89475

Name of the Vulnerable Software and Affected Versions rclone versions 1.72.0 through 1.75.0 Description The archive ZIP backend in rclone is susceptible to a Zip Slip path traversal issue. The Fs.readZip function in backend/archive/zip/zip.go processes file names from an untrusted ZIP central...

PT-2026-89696

Summary When backend/local is used with --links/-l or the links=true config option, each symlink is exposed as an rclone object whose content is the target path string, suffixed .rclonelink. Object.Open decodes an incoming fs.RangeOption via Decodeo.Size, then for a translated-symlink object pass...

PT-2026-89704

Summary rclone serve s3's handler chain, when --auth-proxy is configured, is outermost first: authPairMiddleware - proxyAuthMiddleware - gofakes3's own SigV4-verifying handler. authPairMiddleware parses the accessKeyID straight out of the incoming request's own Authorization header entirely...

PT-2026-89489

Name of the Vulnerable Software and Affected Versions rclone versions prior to 1.75.1 Description When rclone serve s3 is configured with the --auth-proxy flag but without the --auth-key flag, the authPairMiddleware function registers any client-provided accessKeyID with an empty ws.s3Secret. The...

CVE-2026-88014: Improper Limitation of a Pathname to a Restricted Directory

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.72.0 until 1.75.1, the archive ZIP backend method Fs.readZip in backend/archive/zip/zip.go accepts archive/zip.File.Name values from an untrusted central directory and exposes...

CVE-2026-88045: Memory Allocation with Excessive Size Value

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.75.0 until 1.75.1, the serve S3 streamed multipart path in cmd/serve/s3/multipart.go passes attacker-controlled contentLength to multipart.NewRW.Reserve before reading request-body...

CVE-2026-88044: Incorrect Authorization

rclone is a command-line program to sync files and directories to and from different cloud storage providers. From 1.70.0 until 1.75.1, the serve/start RC interface accepts per-server proxyOpt.AuthProxy settings, and the FTP and S3 constructors in cmd/serve/ftp/ftp.go and cmd/serve/s3/server.go...

PT-2026-89476

Name of the Vulnerable Software and Affected Versions rclone versions prior to 1.75.1 Description When using backend/local with the --links flag or links=true configuration, symlink targets are exposed as .rclonelink objects. A flaw exists where fs.RangeOption.Decode can pass an unchecked positiv...