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Vulnerability details: VCID-6c4q-2my8-aqbc
Vulnerability ID VCID-6c4q-2my8-aqbc
Aliases CVE-2016-5300
Summary Uncontrolled Resource Consumption The XML parser in Expat does not use sufficient entropy for hash initialization, which allows context-dependent attackers to cause a denial of service (CPU consumption) via crafted identifiers in an XML document.
Status Published
Exploitability 0.5
Weighted Severity 7.0
Risk 3.5
Affected and Fixed Packages Package Details
Weaknesses (4)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-399 Resource Management Errors
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-331 Insufficient Entropy
System Score Found at
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
epss 0.02202 https://api.first.org/data/v1/epss?cve=CVE-2016-5300
cvssv2 4.3 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv3 6.5 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.8 https://nvd.nist.gov/vuln/detail/CVE-2016-5300
cvssv3 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-5300
Reference id Reference type URL
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-5300.json
https://api.first.org/data/v1/epss?cve=CVE-2016-5300
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2012-6702
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-5300
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://kc.mcafee.com/corporate/index?page=content&id=SB10365
https://lists.apache.org/thread.html/r58af02e294bd07f487e2c64ffc0a29b837db5600e33b6e698b9d696b%40%3Cissues.bookkeeper.apache.org%3E
https://lists.apache.org/thread.html/rf4c02775860db415b4955778a131c2795223f61cb8c6a450893651e4%40%3Cissues.bookkeeper.apache.org%3E
https://source.android.com/security/bulletin/2016-11-01.html
https://www.tenable.com/security/tns-2016-20
http://www.debian.org/security/2016/dsa-3597
http://www.openwall.com/lists/oss-security/2016/06/04/4
http://www.openwall.com/lists/oss-security/2016/06/04/5
http://www.oracle.com/technetwork/security-advisory/cpujul2018-4258247.html
http://www.oracle.com/technetwork/topics/security/bulletinjul2016-3090568.html
http://www.securityfocus.com/bid/91159
http://www.ubuntu.com/usn/USN-3010-1
1343085 https://bugzilla.redhat.com/show_bug.cgi?id=1343085
cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:libexpat_project:libexpat:*:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:12.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:15.10:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:4.4.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:google:android:4.4.4:*:*:*:*:*:*:*
cpe:2.3:o:google:android:5.0.2:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:google:android:5.0.2:*:*:*:*:*:*:*
cpe:2.3:o:google:android:5.1.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:google:android:5.1.1:*:*:*:*:*:*:*
cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:google:android:6.0:*:*:*:*:*:*:*
cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:google:android:6.0.1:*:*:*:*:*:*:*
CVE-2016-5300 https://nvd.nist.gov/vuln/detail/CVE-2016-5300
GLSA-201701-21 https://security.gentoo.org/glsa/201701-21
USN-3010-1 https://usn.ubuntu.com/3010-1/
USN-3013-1 https://usn.ubuntu.com/3013-1/
No exploits are available.
Vector: AV:N/AC:M/Au:N/C:P/I:N/A:N Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H Found at https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:C Found at https://nvd.nist.gov/vuln/detail/CVE-2016-5300
Exploitability (E) Access Vector (AV) Access Complexity (AC) Authentication (Au) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

high

functional

unproven

proof_of_concept

not_defined

local

adjacent_network

network

high

medium

low

multiple

single

none

none

partial

complete

none

partial

complete

none

partial

complete
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-5300
Attack Vector (AV) Attack Complexity (AC) Privileges Required (PR) User Interaction (UI) Scope (S) Confidentiality Impact (C) Integrity Impact (I) Availability Impact (A)

network

adjacent_network

local

physical

low

high

none

low

high

none

required

unchanged

changed

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.84356
EPSS Score 0.02202
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:47:04.385153+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/npm/node-expat/CVE-2016-5300.yml 38.0.0