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Vulnerability details: VCID-q4x5-dz5r-jqgr
Vulnerability ID VCID-q4x5-dz5r-jqgr
Aliases CVE-2016-9905
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-284 Improper Access Control
System Score Found at
cvssv3 8.8 https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9905.json
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
epss 0.01174 https://api.first.org/data/v1/epss?cve=CVE-2016-9905
cvssv2 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 6.8 https://nvd.nist.gov/vuln/detail/CVE-2016-9905
cvssv3 8.8 https://nvd.nist.gov/vuln/detail/CVE-2016-9905
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2016-95
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2016-96
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-2016-9905.json
https://api.first.org/data/v1/epss?cve=CVE-2016-9905
https://bugzilla.mozilla.org/show_bug.cgi?id=1293985
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.debian.org/security/2017/dsa-3757
https://www.mozilla.org/security/advisories/mfsa2016-95/
https://www.mozilla.org/security/advisories/mfsa2016-96/
http://www.securityfocus.com/bid/94884
http://www.securitytracker.com/id/1037462
1404094 https://bugzilla.redhat.com/show_bug.cgi?id=1404094
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:a:mozilla:thunderbird:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
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: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_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-2016-9905 https://nvd.nist.gov/vuln/detail/CVE-2016-9905
GLSA-201701-15 https://security.gentoo.org/glsa/201701-15
mfsa2016-95 https://www.mozilla.org/en-US/security/advisories/mfsa2016-95
mfsa2016-96 https://www.mozilla.org/en-US/security/advisories/mfsa2016-96
RHSA-2016:2946 https://access.redhat.com/errata/RHSA-2016:2946
RHSA-2016:2973 https://access.redhat.com/errata/RHSA-2016:2973
USN-3165-1 https://usn.ubuntu.com/3165-1/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Found at https://access.redhat.com/hydra/rest/securitydata/cve/CVE-2016-9905.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:M/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:M/Au:N/C:P/I:P/A:P Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9905
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:H/I:H/A:H Found at https://nvd.nist.gov/vuln/detail/CVE-2016-9905
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 0.78642
EPSS Score 0.01174
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:10:20.487747+00:00 Gentoo Importer Import https://security.gentoo.org/glsa/201701-15 38.0.0