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Vulnerability record · CVE-2019-9020 · published 22 February 2019

CVE-2019-9020: Php out-of-bounds read vulnerability

Php · Php

An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. Invalid input to the function xmlrpc_decode() can lead to an invalid memory access (heap out of bounds read or read after free). This is related to xml_elem_parse_buf in ext/xmlrpc/libxmlrpc/xml_element.c.

9.8 CVSS 3.0 Critical EPSS 10% · top 4.5% CWE-125 · Out-of-bounds readCWE-416 · Use after free
9.8CVSS 3.0 base score, v2 7.5
10%EPSS exploitation probability, 30 days
NoNot in CISA KEV
5Affected product versions listed by NVD
26References, 4 tagged exploit
17 Jun 2026Last modified by NVD

Description

An issue was discovered in PHP before 5.6.40, 7.x before 7.1.26, 7.2.x before 7.2.14, and 7.3.x before 7.3.1. Invalid input to the function xmlrpc_decode() can lead to an invalid memory access (heap out of bounds read or read after free). This is related to xml_elem_parse_buf in ext/xmlrpc/libxmlrpc/xml_element.c.

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

Affected products

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

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
http://www.securityfocus.com/bid/107156 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:2519
https://access.redhat.com/errata/RHSA-2019:3299
https://bugs.php.net/bug.php?id=77242 ExploitIssue TrackingPatchVendor Advisory
https://bugs.php.net/bug.php?id=77249 ExploitIssue TrackingVendor Advisory
https://security.netapp.com/advisory/ntap-20190321-0001/ Third Party Advisory
https://usn.ubuntu.com/3902-1/ Third Party Advisory
https://usn.ubuntu.com/3902-2/ Third Party Advisory
https://www.debian.org/security/2019/dsa-4398 Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00083.html Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-04/msg00104.html Mailing ListThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00041.html
http://lists.opensuse.org/opensuse-security-announce/2019-06/msg00044.html
http://www.securityfocus.com/bid/107156 Third Party AdvisoryVDB Entry
https://access.redhat.com/errata/RHSA-2019:2519
https://access.redhat.com/errata/RHSA-2019:3299
https://bugs.php.net/bug.php?id=77242 ExploitIssue TrackingPatchVendor Advisory
https://bugs.php.net/bug.php?id=77249 ExploitIssue TrackingVendor Advisory
https://security.netapp.com/advisory/ntap-20190321-0001/ Third Party Advisory
https://usn.ubuntu.com/3902-1/ Third Party Advisory
https://usn.ubuntu.com/3902-2/ Third Party Advisory
https://www.debian.org/security/2019/dsa-4398 Third Party Advisory

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Source: NIST National Vulnerability Database (record CVE-2019-9020), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.