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Vulnerability details: VCID-tkcr-ecev-k3af
Vulnerability ID VCID-tkcr-ecev-k3af
Aliases CVE-2014-5191
GHSA-v27h-j97p-wqmx
Summary The Preview plugin in CKEditor allows Cross-site scripting (XSS) Cross-site scripting (XSS) vulnerability in the Preview plugin before 4.4.3 in CKEditor allows remote attackers to inject arbitrary web script or HTML via unspecified vectors.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
cvssv4 6.9 http://ckeditor.com/node/136981
generic_textual MODERATE http://ckeditor.com/node/136981
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
epss 0.00296 https://api.first.org/data/v1/epss?cve=CVE-2014-5191
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-v27h-j97p-wqmx
cvssv4 6.9 https://github.com/ckeditor/ckeditor4/commit/b685874c6bc873a76e6e95916c43840a2b7ab08a
generic_textual MODERATE https://github.com/ckeditor/ckeditor4/commit/b685874c6bc873a76e6e95916c43840a2b7ab08a
cvssv4 6.9 https://github.com/ckeditor/ckeditor4-releases
generic_textual MODERATE https://github.com/ckeditor/ckeditor4-releases
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2014-5191
cvssv4 6.9 https://nvd.nist.gov/vuln/detail/CVE-2014-5191
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2014-5191
Reference id Reference type URL
http://ckeditor.com/node/136981
https://api.first.org/data/v1/epss?cve=CVE-2014-5191
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2014-5191
http://secunia.com/advisories/60036
https://github.com/ckeditor/ckeditor4/commit/b685874c6bc873a76e6e95916c43840a2b7ab08a
https://github.com/ckeditor/ckeditor4-releases
http://www.securityfocus.com/bid/69161
1015217 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1015217
760736 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=760736
cpe:2.3:a:ckeditor:ckeditor:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ckeditor:ckeditor:*:*:*:*:*:*:*:*
cpe:2.3:a:ckeditor:ckeditor:4.4.0:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ckeditor:ckeditor:4.4.0:*:*:*:*:*:*:*
cpe:2.3:a:ckeditor:ckeditor:4.4.1:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ckeditor:ckeditor:4.4.1:*:*:*:*:*:*:*
CVE-2014-5191 https://nvd.nist.gov/vuln/detail/CVE-2014-5191
GHSA-v27h-j97p-wqmx https://github.com/advisories/GHSA-v27h-j97p-wqmx
No exploits are available.
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at http://ckeditor.com/node/136981
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://github.com/ckeditor/ckeditor4/commit/b685874c6bc873a76e6e95916c43840a2b7ab08a
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://github.com/ckeditor/ckeditor4-releases
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Vector: AV:N/AC:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2014-5191
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:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N Found at https://nvd.nist.gov/vuln/detail/CVE-2014-5191
Attack Vector (AV) Attack Complexity (AC) Attack Requirements (AT) Privileges Required (PR) User Interaction (UI) Vulnerable System Impact Confidentiality (VC) Vulnerable System Impact Integrity (VI) Vulnerable System Impact Availability (VA) Subsequent System Impact Confidentiality (SC) Subsequent System Impact Integrity (SI) Subsequent System Impact Availability (SA)

network

adjacent

local

physical

low

high

none

present

none

low

high

none

passive

active

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none

high

low

none
Exploit Prediction Scoring System (EPSS)
Percentile 0.5294
EPSS Score 0.00296
Published At April 1, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-04-01T12:50:43.841290+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/ckeditor/ckeditor/CVE-2014-5191.yml 38.0.0