High
Security advisory
ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly have unspecified other impact via a malformed wddxPacket XML document that is mishandled in a wddx_deserialize call, as demonstrated by a tag that lacks a < (less than) character.
- Products
- Not specified
- Affected versions
- Not specified
- Fixed versions
- Not specified
- CVEs
- CVE-2016-7131
- Confirmed fixed CVEs
- Not specified
- Updated in this feed
- 31 Oct 2026, 12:13 UTC · Revision 1
Source evidence
ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly have unspecified other impact via a malformed wddxPacket XML document that is mishandled in a wddx_deserialize call, as demonstrated by a tag that lacks a < (less than) character.
osv:CVE-2016-7131
Complete source record
{
"id": "b533b12d07dd90299e802c4db81712fbc06ba6f14193578f7fdd0a7f4cbb8e3e",
"url": "https://osv.dev/vulnerability/CVE-2016-7131",
"method": "structured",
"payload": {
"kind": "advisory",
"title": "CVE-2016-7131",
"summary": "ext/wddx/wddx.c in PHP before 5.6.25 and 7.x before 7.0.10 allows remote attackers to cause a denial of service (NULL pointer dereference and application crash) or possibly have unspecified other impact via a malformed wddxPacket XML document that is mishandled in a wddx_deserialize call, as demonstrated by a tag that lacks a < (less than) character.",
"evidence": "osv:CVE-2016-7131",
"products": [],
"severity": "high",
"structured": {
"id": "CVE-2016-7131",
"aliases": [
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],
"metrics": [
{
"type": "CVSS_V3",
"score": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H"
}
],
"affected": [
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{
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{
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{
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{
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{
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],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:php:php:7.0.7:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.0.7"
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{
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}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:php:php:7.0.8:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.0.8"
},
{
"last_affected": "7.0.8"
}
],
"source": "CPE_STRING"
},
{
"cpe": "cpe:2.3:a:php:php:7.0.9:*:*:*:*:*:*:*",
"range": [
{
"introduced": "7.0.9"
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{
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],
"source": "CPE_STRING"
},
{
"range": [
{
"fixed": "0c8a2a2cd1056b7dc403eacb5d2c0eec6ce47c6f"
}
],
"source": "REFERENCES_COMMIT"
},
{
"range": [
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}
],
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}
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}
],
"versions": [
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"7.0.2",
"7.0.3",
"7.0.4",
"7.0.5",
"7.0.6",
"7.0.7",
"7.0.8",
"7.0.9",
"php-5.6.24",
"php-5.6.24RC1",
"php-7.0.9",
"php-7.0.9RC1",
"POST_PHP7_NSAPI_REMOVAL",
"PRE_PHP7_NSAPI_REMOVAL",
"PRE_PHP7_EREG_MYSQL_REMOVALS",
"PRE_PHP7_REMOVALS",
"POST_PHP7_REMOVALS",
"POST_AST_MERGE",
"PRE_AST_MERGE",
"POST_64BIT_BRANCH_MERGE",
"PRE_64BIT_BRANCH_MERGE",
"POST_PHPNG_MERGE"
],
"database_specific": {
"source": "https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2016-7131.json",
"vanir_signatures": [
{
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"digest": {
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"source": "https://github.com/php/php-src/commit/0c8a2a2cd1056b7dc403eacb5d2c0eec6ce47c6f",
"target": {
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"function": "php_wddx_pop_element"
},
"deprecated": false,
"signature_type": "Function",
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{
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],
"modified": "2026-10-20T13:23:25.047808299Z",
"provider": "osv",
"references": [
"https://security.gentoo.org/glsa/201611-22",
"https://www.tenable.com/security/tns-2016-19",
"https://bugs.php.net/bug.php?id=72790",
"https://github.com/php/php-src/commit/0c8a2a2cd1056b7dc403eacb5d2c0eec6ce47c6f",
"https://github.com/php/php-src/commit/a14fdb9746262549bbbb96abb87338bacd147e1b?w=1"
],
"provider_metadata": {}
},
"related_cves": [
{
"value": "CVE-2016-7131",
"evidence": "/id"
}
],
"security_relevant": true,
"severity_evidence": "/severity/0/score"
},
"source_id": "core-osv",
"document_id": 387603,
"published_at": "2016-09-12T01:59:09.787+00:00"
}