BIT-RCLONE-2026-88045 rclone: S3 multipart declared-length memory exhaustion

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...

GO-2026-6456 rclone: S3 multipart declared-length memory exhaustion in github.com/rclone/rclone

rclone: S3 multipart declared-length memory exhaustion in github.com/rclone/rclone...

CVE-2026-88045

A flaw was found in rclone. A remote attacker can exploit a memory exhaustion vulnerability in the S3 streamed multipart path. By manipulating the Content-Length or X-Amz-Decoded-Content-Length headers, an attacker can cause the application to reserve excessive memory without sending the declared...

Linux Distros Unpatched Vulnerability : CVE-2026-88045

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - 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...

DEBIAN-CVE-2026-88045

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-2026-88045

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...

EUVD-2026-75588

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-2026-88045

rclone (a CLI for syncing files across cloud storage) is affected by a memory exhaustion vulnerability in its S3 multipart streaming path (cmd/serve/s3/multipart.go). From v1.75.0 through v1.75.1 , an attacker-controlled Content-Length is passed to multipart.NewRW().Reserve before the request bod...

CVE-2026-88045 rclone: S3 multipart declared-length memory exhaustion

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-2026-88045

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-2026-88045 rclone: S3 multipart declared-length memory exhaustion

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-2026-88045 rclone: S3 multipart declared-length memory exhaustion

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...

PT-2026-89501

Name of the Vulnerable Software and Affected Versions rclone version 1.75.0 Description In streamed multipart mode, the serve s3 functionality allows a network client to cause memory exhaustion. The system passes the request's declared part length to the Reserve function in multipart.NewRW before...

CVE-2026-48753

Incus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. Version 7.1.0 fixes the issue...

CVE-2026-48753

Incus (a system container and VM manager) prior to version 7.1.0 is vulnerable to path traversal in its S3 protocol multipart upload endpoint. The root cause is an unsanitized user-controlled uploadId parameter in internal/server/storage/s3/local/multipart.go, which allows an attacker to write ar...

CVE-2026-48753 Incus has an arbitrary file write via path traversal in S3 multipart upload

Incus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. Version 7.1.0 fixes the issue...

CVE-2026-48753 Incus has an arbitrary file write via path traversal in S3 multipart upload

Incus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. Version 7.1.0 fixes the issue...

CVE-2026-48753 Incus has an arbitrary file write via path traversal in S3 multipart upload

Incus is a system container and virtual machine manager. Prior to version 7.1.0, the S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. Version 7.1.0 fixes the issue...

CVE-2026-46413: Missing Authorization

Discourse is an open-source discussion platform. Prior to 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5, regular users could route direct S3 multipart uploads through ExternalUploadManager into the admin backup store. This issue is fixed in versions 2026.6.0, 2026.5.1, 2026.4.2, and 2026.1.5...

Incus has an arbitrary file write via path traversal in S3 multipart upload

Summary The S3 protocol upload endpoint is vulnerable to path traversal and allows creation of arbitrary files on the host. This behavior could lead to arbitrary command execution. In internal/server/storage/s3/local/multipart.go, user-controlled upload ID is appended to the uploads directory...