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Vulnerability record · CVE-2016-9137 · published 4 January 2017

CVE-2016-9137: Php use after free vulnerability

Php · Php

Use-after-free vulnerability in the CURLFile implementation in ext/curl/curl_file.c in PHP before 5.6.27 and 7.x before 7.0.12 allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted serialized data that is mishandled during __wakeup processing.

9.8 CVSS 3.0 Critical EPSS 5.4% · top 7.6% CWE-416 · Use after free
9.8CVSS 3.0 base score, v2 7.5
5.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
16References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

Use-after-free vulnerability in the CURLFile implementation in ext/curl/curl_file.c in PHP before 5.6.27 and 7.x before 7.0.12 allows remote attackers to cause a denial of service or possibly have unspecified other impact via crafted serialized data that is mishandled during __wakeup processing.

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=0e6fe3a4c96be2d3e88389a5776f878021b4c59f
http://www.debian.org/security/2016/dsa-3698
http://www.openwall.com/lists/oss-security/2016/11/01/2 Third Party Advisory
http://www.php.net/ChangeLog-5.php Release NotesVendor Advisory
http://www.php.net/ChangeLog-7.php Release NotesVendor Advisory
http://www.securityfocus.com/bid/93577 Third Party AdvisoryVDB Entry
https://bugs.php.net/bug.php?id=73147 ExploitVendor Advisory
https://www.tenable.com/security/tns-2016-19
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=0e6fe3a4c96be2d3e88389a5776f878021b4c59f
http://www.debian.org/security/2016/dsa-3698
http://www.openwall.com/lists/oss-security/2016/11/01/2 Third Party Advisory
http://www.php.net/ChangeLog-5.php Release NotesVendor Advisory
http://www.php.net/ChangeLog-7.php Release NotesVendor Advisory
http://www.securityfocus.com/bid/93577 Third Party AdvisoryVDB Entry
https://bugs.php.net/bug.php?id=73147 ExploitVendor Advisory
https://www.tenable.com/security/tns-2016-19

Track CVE-2016-9137 inside VULONE

Watch it alongside the ransomware crews, C2 infrastructure and forum chatter that reference it, query it through the API and pull it into your SIEM over TAXII.

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2016-9137), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.