Critical severity9.8NVD Advisory· Published Jan 23, 2017· Updated Jun 17, 2026

CVE-2016-5873

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

PHP/pecl_http
cpe:2.3:a:php:pecl_http:*:rc1:*:*:*:*:*:*
Range: <=3.0.1
Pecl HTTP/pecl_httpllm-create
Range: <3.0.1

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2016/06/29/1nvdMailing ListPatchThird Party Advisory
github.com/m6w6/ext-http/commit/3724cd76a28be1d6049b5537232e97acnvdPatchVendor Advisory
bugs.php.net/bug.phpnvdExploitVendor Advisory
www.openwall.com/lists/oss-security/2016/06/29/4nvdMailing ListThird Party Advisory
pecl.php.net/package/pecl_http/3.0.1nvdRelease NotesVendor Advisory
www.securityfocus.com/bid/95863nvd
security.gentoo.org/glsa/201612-17nvd
security.netapp.com/advisory/ntap-20180112-0001/nvd

News mentions

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cvss	0.637
epss	0.004
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000