debian/btrbk vulnerabilities

Latest debian/btrbk CVEs

Newest publication first

1. CVE-2026-62943 btrbk: SSH Command Filter Bypass in ssh_filter_btrbk.sh

   Published 2026-09-18

   High·CVSS 8.7 EPSS 0.50%

   btrbk is a tool for creating snapshots and remote backups of Btrfs subvolumes. From 0.29.0 until 0.32.7, btrbk's ssh_filter_btrbk.sh constructs allow_stream_match with a start anchor but without an end-of-string anchor for the complete command. A user restricted through an author...

2. DLA-2755-1 btrbk - security update

   Published 2021-09-05

   Unknown

3. CVE-2021-38173 Btrbk before 0.31.2 allows command execution because of the mishandling of remote hosts filtering SSH commands using ssh_filter_btrbk.sh in authorized_keys.

   Published 2021-08-07

   Critical·CVSS 9.8 EPSS 3.2%

   Btrbk before 0.31.2 allows command execution because of the mishandling of remote hosts filtering SSH commands using ssh_filter_btrbk.sh in authorized_keys.

Sources: CVE.org, NVD, CISA KEV, FIRST EPSS, OSV and public exploit-reference metadata. Product matching comes from the published CVE records. A proof-of-concept means public code exists; it is not evidence of exploitation.