CVE-2026-56748 — Authenticated RCE via Symlink Following in Cribl Stream Pack Git Import
Improper validation of symbolic links in the Pack Git import feature in Cribl Stream before 4.18.2 allows a remote authenticated attacker with Pack import and pipeline preview p…
Published: 2026-07-27 · CVSS: 8.7 · CVSS 4.0
Improper validation of symbolic links in the Pack Git import feature in Cribl Stream before 4.18.2 allows a remote authenticated attacker with Pack import and pipeline preview permissions to execute arbitrary code as the Cribl server process via a crafted Git repository containing a symbolic link in the pack's functions directory.
Source: CVE Program · Revision 8b16575c39f1e1810c5e863010da073d2d3285e7