HIGHVulnerability

CVE-2026-56748

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.

Properties

severity
HIGH
score
8.8
cve_id
CVE-2026-56748
vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
published_at
2026-07-27T20:16:40.017
last_modified
2026-08-20T13:18:19.770

Related Entities (3)

HAS_WEAKNESS (1)

[Weakness]UNIX Symbolic Link (Symlink) Following

DESCRIBED_BY (1)

[Source]NVD

AFFECTS_PRODUCT (1)

[Product]

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CVE-2026-56748 — Ninja Signal Threat Intelligence | Ninja Signal