CVE-2026-56748

Summary

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.

Affected Software

VendorProductVersion RangeStatus
CriblCribl Stream0 < 4.18.2affected

Weaknesses

  • CWE-61: CWE-61: UNIX Symbolic Link ('Symlink') Following

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: total

References