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Vulnerability details: VCID-2xe3-59tz-zbc3
Vulnerability ID VCID-2xe3-59tz-zbc3
Aliases CVE-2016-9901
Summary Multiple vulnerabilities have been found in Mozilla Firefox and Thunderbird the worst of which could lead to the execution of arbitrary code.
Status Published
Exploitability 0.5
Weighted Severity 9.0
Risk 4.5
Affected and Fixed Packages Package Details
Weaknesses (1)
CWE-20 Improper Input Validation
System Score Found at
cvssv3 9.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9901.json
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
epss 0.0203 https://api.first.org/data/v1/epss?cve=CVE-2016-9901
cvssv2 5.1 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 7.5 https://nvd.nist.gov/vuln/detail/CVE-2016-9901
cvssv3 9.8 https://nvd.nist.gov/vuln/detail/CVE-2016-9901
archlinux Critical https://security.archlinux.org/AVG-106
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2016-94
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2016-95
Reference id Reference type URL
http://rhn.redhat.com/errata/RHSA-2016-2946.html
http://rhn.redhat.com/errata/RHSA-2016-2973.html
https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9901.json
https://api.first.org/data/v1/epss?cve=CVE-2016-9901
https://bugzilla.mozilla.org/show_bug.cgi?id=1320057
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9893
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9895
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9897
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9898
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9899
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9900
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9901
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9902
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9904
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-9905
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.mozilla.org/security/advisories/mfsa2016-94/
https://www.mozilla.org/security/advisories/mfsa2016-95/
http://www.securityfocus.com/bid/94885
http://www.securitytracker.com/id/1037461
1404358 https://bugzilla.redhat.com/show_bug.cgi?id=1404358
ASA-201612-15 https://security.archlinux.org/ASA-201612-15
AVG-106 https://security.archlinux.org/AVG-106
cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_aus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_aus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_aus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_aus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:7.3:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_eus:7.3:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_eus:7.4:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_eus:7.5:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
CVE-2016-9901 https://nvd.nist.gov/vuln/detail/CVE-2016-9901
GLSA-201701-15 https://security.gentoo.org/glsa/201701-15
mfsa2016-94 https://www.mozilla.org/en-US/security/advisories/mfsa2016-94
mfsa2016-95 https://www.mozilla.org/en-US/security/advisories/mfsa2016-95
RHSA-2016:2946 https://access.redhat.com/errata/RHSA-2016:2946
RHSA-2016:2973 https://access.redhat.com/errata/RHSA-2016:2973
USN-3155-1 https://usn.ubuntu.com/3155-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9901.json
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:H/Au:N/C:P/I:P/A:P 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: AV:N/AC:L/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9901
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9901
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 0.83731
EPSS Score 0.0203
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:10:20.347470+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201701-15 38.0.0