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Vulnerability details: VCID-6wy1-juan-8ua8
Vulnerability ID VCID-6wy1-juan-8ua8
Aliases CVE-2017-5417
Summary When dragging content from the primary browser pane to the addressbar on a malicious site, it is possible to change the addressbar so that the displayed location following navigation does not match the URL of the newly loaded page. This allows for spoofing attacks.
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
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2017-5417
cvssv2 6.8 https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2017-5417
cvssv3 5.3 https://nvd.nist.gov/vuln/detail/CVE-2017-5417
archlinux Critical https://security.archlinux.org/AVG-194
generic_textual critical https://www.mozilla.org/en-US/security/advisories/mfsa2017-05
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2017-5417
https://bugzilla.mozilla.org/show_bug.cgi?id=791597
https://ftp.suse.com/pub/projects/security/yaml/suse-cvss-scores.yaml
https://www.mozilla.org/security/advisories/mfsa2017-05/
http://www.securityfocus.com/bid/96692
http://www.securitytracker.com/id/1037966
ASA-201703-3 https://security.archlinux.org/ASA-201703-3
AVG-194 https://security.archlinux.org/AVG-194
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:*:*:*:*:*:*:*:*
CVE-2017-5417 https://nvd.nist.gov/vuln/detail/CVE-2017-5417
mfsa2017-05 https://www.mozilla.org/en-US/security/advisories/mfsa2017-05
USN-3216-1 https://usn.ubuntu.com/3216-1/
No exploits are available.
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:L/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-5417
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:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2017-5417
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 0.58661
EPSS Score 0.00369
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T13:16:41.577618+00:00 Mozilla Importer Import https://github.com/mozilla/foundation-security-advisories/blob/master/announce/2017/mfsa2017-05.yml 38.0.0