CVE•Published 2026-07-27•Modified 2026-08-20•1 article on news•6 live references•NVD data
CVE-2026-56748Cribl · Cribl_stream
Vulnerability data via NVD (ingested)
CVSS v3.1
8.8
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
44
Exploit Prediction Scoring System · top 56% of all CVEs
Weaknesses (CWE)
Description
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.
Timeline
Published 2026-07-27
Modified 2026-08-20
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2026-56748Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Cribl Cribl Stream"All exposed Cribl Cribl Stream instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Cribl Stream"HTTP body or banner mentions "Cribl Stream" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-56748Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-56748Censys host search filtered to this CVE id.
grep.app
CVE-2026-56748Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-56748GitHub code search for direct mentions.
Google dork
"CVE-2026-56748" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-56748 on GitHub.