CVE•Published 2026-06-24•Modified 2026-06-26•1 article on news•4 live references•NVD data
CVE-2026-39938Cacti · Cacti
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
35
Exploit Prediction Scoring System · top 65% of all CVEs
Weaknesses (CWE)
Description
Cacti is an open source performance and fault management framework. Versions 1.2.30 and prior have unauthenticated LFI through graph_theme and rrdtool IPC serialization hardening. This issue has been resolved in version 1.2.31.
Timeline
Published 2026-06-24
Modified 2026-06-26
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-2026-39938Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Cacti Cacti"All exposed Cacti Cacti instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Cacti"HTTP body or banner mentions "Cacti" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2026-39938Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-39938Censys host search filtered to this CVE id.
grep.app
CVE-2026-39938Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-39938GitHub code search for direct mentions.
Google dork
"CVE-2026-39938" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2026-39938 on GitHub.