CVE•Published 2017-01-23•Modified 2026-05-13•1 article on news•5 live references•NVD data
CVE-2016-5873Php · Pecl_http
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
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Description
Buffer overflow in the HTTP URL parsing functions in pecl_http before 3.0.1 might allow remote attackers to execute arbitrary code via non-printable characters in a URL.
Timeline
Published 2017-01-23
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-2016-5873Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · product
product:"Php Pecl Http"All exposed Php Pecl Http instances — cross-reference with the CVE's affected-version range.
Shodan · banner/body mention
http.html:"Pecl Http"HTTP body or banner mentions "Pecl Http" — catches deploys Shodan didn't identify as a product.
More intel sources (5)
Shodan report
vuln:CVE-2016-5873Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2016-5873Censys host search filtered to this CVE id.
grep.app
CVE-2016-5873Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2016-5873GitHub code search for direct mentions.
Google dork
"CVE-2016-5873" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.