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Vulnerability details: VCID-q6sp-1qzq-nyfv
Vulnerability ID VCID-q6sp-1qzq-nyfv
Aliases CVE-2018-9861
GHSA-g78h-pf65-46rv
Summary Cross-site scripting (XSS) vulnerability in the Enhanced Image (aka image2) plugin for CKEditor (in versions 4.5.10 through 4.9.1; fixed in 4.9.2), as used in Drupal 8 before 8.4.7 and 8.5.x before 8.5.2 and other products, allows remote attackers to inject arbitrary web script through a crafted IMG element.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-79 Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00369 https://api.first.org/data/v1/epss?cve=CVE-2018-9861
cvssv3.1 6.1 https://github.com/ckeditor/ckeditor-dev/blob/master/CHANGES.md
generic_textual MODERATE https://github.com/ckeditor/ckeditor-dev/blob/master/CHANGES.md
cvssv3.1 6.1 https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2018-9861.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2018-9861.yaml
cvssv3.1 6.1 https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2018-9861.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2018-9861.yaml
cvssv2 4.3 https://nvd.nist.gov/vuln/detail/CVE-2018-9861
cvssv3 6.1 https://nvd.nist.gov/vuln/detail/CVE-2018-9861
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2018-9861
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2018-9861
cvssv3.1 6.1 https://www.drupal.org/sa-core-2018-003
generic_textual MODERATE https://www.drupal.org/sa-core-2018-003
cvssv3.1 6.1 https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
generic_textual MODERATE https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
cvssv3.1 6.1 http://www.securityfocus.com/bid/103924
generic_textual MODERATE http://www.securityfocus.com/bid/103924
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-9861
https://github.com/ckeditor/ckeditor-dev/blob/master/CHANGES.md
https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2018-9861.yaml
https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2018-9861.yaml
https://nvd.nist.gov/vuln/detail/CVE-2018-9861
https://www.drupal.org/sa-core-2018-003
https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
http://www.securityfocus.com/bid/103924
cpe:2.3:a:ckeditor:enhanced_image:*:*:*:*:*:ckeditor:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:ckeditor:enhanced_image:*:*:*:*:*:ckeditor:*:*
cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:drupal:drupal:*:*:*:*:*:*:*:*
USN-5340-1 https://usn.ubuntu.com/5340-1/
USN-USN-5340-2 https://usn.ubuntu.com/USN-5340-2/
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/ckeditor/ckeditor-dev/blob/master/CHANGES.md
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/core/CVE-2018-9861.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: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/drupal/drupal/CVE-2018-9861.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:M/Au:N/C:N/I:P/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-9861
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:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-9861
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-9861
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.drupal.org/sa-core-2018-003
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html
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: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at http://www.securityfocus.com/bid/103924
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 0.57945
EPSS Score 0.00369
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:10:58.320334+00:00 Ubuntu USN Importer Import https://usn.ubuntu.com/USN-5340-2/ 36.1.3