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Vulnerability details: VCID-be1m-th24-j3a1
Vulnerability ID VCID-be1m-th24-j3a1
Aliases CVE-2018-19133
GHSA-p6m5-x83r-hqmr
Summary Information Exposure Flarum Core leaks email addresses.
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-200 Exposure of Sensitive Information to an Unauthorized Actor
CWE-937 OWASP Top Ten 2013 Category A9 - Using Components with Known Vulnerabilities
System Score Found at
epss 0.00194 https://api.first.org/data/v1/epss?cve=CVE-2018-19133
epss 0.00194 https://api.first.org/data/v1/epss?cve=CVE-2018-19133
epss 0.00194 https://api.first.org/data/v1/epss?cve=CVE-2018-19133
cvssv3.1 5.3 https://github.com/flarum/core/issues/1628
generic_textual MODERATE https://github.com/flarum/core/issues/1628
cvssv3.1 5.3 https://github.com/flarum/framework/commit/e99f7fcdace74211bec5627e6adf20ddf7dad2a7
generic_textual MODERATE https://github.com/flarum/framework/commit/e99f7fcdace74211bec5627e6adf20ddf7dad2a7
cvssv3.1 5.3 https://nvd.nist.gov/vuln/detail/CVE-2018-19133
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2018-19133
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2018-19133
https://github.com/flarum/core/issues/1628
https://github.com/flarum/framework/commit/e99f7fcdace74211bec5627e6adf20ddf7dad2a7
CVE-2018-19133 https://nvd.nist.gov/vuln/detail/CVE-2018-19133
GHSA-p6m5-x83r-hqmr https://github.com/advisories/GHSA-p6m5-x83r-hqmr
No exploits are available.
Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N Found at https://github.com/flarum/core/issues/1628
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:N/S:U/C:L/I:N/A:N Found at https://github.com/flarum/framework/commit/e99f7fcdace74211bec5627e6adf20ddf7dad2a7
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:N/S:U/C:L/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2018-19133
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 0.4119
EPSS Score 0.00194
Published At June 4, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-06-02T04:38:35.200570+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/flarum/core/CVE-2018-19133.yml 38.6.0