CVE-2026-53802

The vulnerability CVE-2026-53802 affects rsync prior to 3.5.0. An arbitrary file read is possible by abusing symlink following in input configuration handling (including --files-from, --password-file, and filter merge files), allowing an attacker to read files accessible to the rsync daemon proce...

CVE-2026-53802 rsync < 3.5.0 Arbitrary File Read via Symlink Following

rsync before 3.5.0 contains an arbitrary file read vulnerability that allows attackers to read files accessible to the rsync daemon process by exploiting symlink following in input configuration file handling including --files-from, --password-file, and filter merge files. Attackers can place a...

EUVD-2026-58088

rsync before 3.5.0 contains an arbitrary file read vulnerability that allows attackers to read files accessible to the rsync daemon process by exploiting symlink following in input configuration file handling including --files-from, --password-file, and filter merge files. Attackers can place a...

PT-2026-71630

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description An out-of-bounds read exists in the sender-side block matching logic. A malicious receiver can trigger memory access before the start of an allocated buffer by sending a crafted checksum block with a...

PT-2026-71625

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description Authenticated clients can bypass module-level filter restrictions by providing malicious --filter merge file directives. During filter evaluation, attackers can inject client-side merge file directives...

PT-2026-71633

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description An arbitrary file write issue exists where attackers can write files outside the intended destination tree. This occurs by specifying an absolute path through the --temp-dir or --link-dest options, whi...

PT-2026-71653

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description An algorithmic complexity issue exists in the hash search function. A remote attacker can trigger a denial of service by sending a carefully constructed file list. This exploit leverages quadratic-time...

PT-2026-71622

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description The rrsync restricted shell wrapper contains a time-of-check to time-of-use TOCTOU race condition. This occurs when a system checks a condition such as a file path validation and then uses the result o...

PT-2026-71639

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description A symlink race condition exists in the sender's directory scanning logic. This occurs when an attacker manipulates symlinks in a path component of the scanned tree, replacing a symlink with a directory...

PT-2026-71628

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description Multiple command and argument injection issues allow attackers to execute arbitrary commands by providing malicious input through various code paths. These paths include the RSYNC CONNECT PROG...

PT-2026-71631

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description A path confinement bypass allows remote clients to escape the intended inner-module root confinement. This occurs when the module root contains a /./ boundary marker, enabling the construction of paths...

PT-2026-71638

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description A symlink race condition exists in the --remove-source-files feature. This occurs when an attacker with symlink creation access atomically substitutes a symlink for a source file between the completion...

PT-2026-71624

Name of the Vulnerable Software and Affected Versions rsync versions prior to 3.5.0 Description A path traversal issue exists when using --relative mode. A malicious sender can write files outside the intended destination directory tree by crafting relative paths containing symlink components. Th...

PT-2026-71662

Name of the Vulnerable Software and Affected Versions rsync versions 3.1.0 through 3.4.x Description A signed integer overflow exists in the I/O timeout implementation. An attacker can inject MSG IO TIMEOUT messages containing non-positive values zero or negative, causing the timeout variable to...

PT-2026-71664

Name of the Vulnerable Software and Affected Versions rsync daemon versions 2.0.0 through 3.4.9 Description A denial of service issue exists that allows unauthenticated remote attackers to exhaust daemon connection slots. This is achieved by stalling the handshake process either before or after...

Linux Distros Unpatched Vulnerability : CVE-2026-53802

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rsync before 3.5.0 contains an arbitrary file read vulnerability that allows attackers to read files accessible to the rsync daemon process by exploiting symlin...

Linux Distros Unpatched Vulnerability : CVE-2026-53793

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rsync before 3.5.0 contains a path confinement bypass vulnerability that allows remote clients to escape the intended inner-module root confinement by...

Linux Distros Unpatched Vulnerability : CVE-2026-70454

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rsync 3.2.0 through 3.2.3 openssl mode and rsync-ssl through 3.4.4 stunnel mode contain a TLS certificate validation vulnerability that allows on-path attackers...

Linux Distros Unpatched Vulnerability : CVE-2026-70459

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rsync 3.0.0 before 3.5.0 contains a null pointer dereference vulnerability in the daemon child process that allows remote attackers to crash the daemon by sendi...

Linux Distros Unpatched Vulnerability : CVE-2026-53786

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available. - rsync before 3.5.0 contains a filter rule bypass vulnerability that allows authenticated clients to override module-level filter restrictions by supplying...