CVE-2026-56748

highCVSS 8.8covered by 1 sourcefirst seen 2026-07-27

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.

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Exploitation outlook

Low exploitation risk0.57% 30-day exploitation probability — currently an unlikely target, but scores change as exploit code circulates. Riskier than 44% of all EPSS-scored CVEs.

Advisory coverage (1)

highCVE-2026-56748: Improper validation of symbolic links in the Pack Git import feature in Cribl Stream before 4.…nvd · 2026-07-27

External references

NVD record for CVE-2026-56748

CVE.org record

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