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Vulnerability details: VCID-cn83-bepu-qbam
Vulnerability ID VCID-cn83-bepu-qbam
Aliases CVE-2019-19714
GHSA-jc43-qrrp-98f5
Summary Contao 4.8.4 and 4.8.5 has Improper Encoding or Escaping of Output. It is possible to inject insert tags into the login module which will be replaced when the page is rendered.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
CWE-116 Improper Encoding or Escaping of Output
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.0021 https://api.first.org/data/v1/epss?cve=CVE-2019-19714
cvssv3.1 5.3 https://contao.org/en/security-advisories/insert-tag-injection-in-the-login-module.html
generic_textual MODERATE https://contao.org/en/security-advisories/insert-tag-injection-in-the-login-module.html
cvssv3.1 5.3 https://github.com/contao/contao
generic_textual MODERATE https://github.com/contao/contao
cvssv3.1 5.3 https://github.com/contao/contao/security/advisories/GHSA-jc43-qrrp-98f5
generic_textual MODERATE https://github.com/contao/contao/security/advisories/GHSA-jc43-qrrp-98f5
cvssv3.1 5.3 https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19714.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19714.yaml
cvssv3.1 5.3 https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19714.yaml
generic_textual MODERATE https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19714.yaml
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2019-19714
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2019-19714
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-19714
https://contao.org/en/news.html
https://contao.org/en/security-advisories/insert-tag-injection-in-the-login-module.html
https://github.com/contao/contao
CVE-2019-19714 https://nvd.nist.gov/vuln/detail/CVE-2019-19714
CVE-2019-19714.YAML https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19714.yaml
CVE-2019-19714.YAML https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19714.yaml
GHSA-jc43-qrrp-98f5 https://github.com/advisories/GHSA-jc43-qrrp-98f5
GHSA-jc43-qrrp-98f5 https://github.com/contao/contao/security/advisories/GHSA-jc43-qrrp-98f5
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://contao.org/en/security-advisories/insert-tag-injection-in-the-login-module.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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://github.com/contao/contao
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://github.com/contao/contao/security/advisories/GHSA-jc43-qrrp-98f5
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/contao/CVE-2019-19714.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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N Found at https://github.com/FriendsOfPHP/security-advisories/blob/master/contao/core-bundle/CVE-2019-19714.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:3.1/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-2019-19714
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 0.43415
EPSS Score 0.0021
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-04T16:19:42.158992+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/contao/contao/CVE-2019-19714.yml 38.6.0