CVE•Published 2017-02-09•Modified 2026-05-13•1 article on news•5 live references•NVD data
CVE-2016-5726Simplemachines · Simple_machines_forum
Vulnerability data via NVD (ingested)
CVSS v3.1
9.8
CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
—
Weaknesses (CWE)
Description
Packages.php in Simple Machines Forum (SMF) 2.1 allows remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the themechanges array parameter.
Timeline
Published 2017-02-09
Modified 2026-05-13
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-2016-5726Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product + version
product:"Simplemachines Simple Machines Forum" version:"2.1"Version-pinned fingerprint from NVD's first vulnerable CPE.
Shodan · banner/body mention
http.html:"Simple Machines Forum"HTTP body or banner mentions "Simple Machines Forum" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2016-5726Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2016-5726Censys host search filtered to this CVE id.
grep.app
CVE-2016-5726Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2016-5726GitHub code search for direct mentions.
Google dork
"CVE-2016-5726" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.
Known PoCs on GitHub
No public proof-of-concept repositories found for CVE-2016-5726 on GitHub.