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Vulnerability details: VCID-6r25-8nh6-yygn
Vulnerability ID VCID-6r25-8nh6-yygn
Aliases CVE-2019-10154
GHSA-ww45-x87c-wgff
Summary Moodle all messaging conversations could be viewed A flaw was found in Moodle before versions 3.7, 3.6.4. A web service fetching messages was not restricted to the current user's conversations.
Status Published
Exploitability 0.5
Weighted Severity 8.0
Risk 4.0
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-285 Improper Authorization
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 0.00236 https://api.first.org/data/v1/epss?cve=CVE-2019-10154
epss 0.00236 https://api.first.org/data/v1/epss?cve=CVE-2019-10154
cvssv3.1 7.5 https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10154
generic_textual HIGH https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10154
cvssv3.1 7.5 https://github.com/moodle/moodle
generic_textual HIGH https://github.com/moodle/moodle
cvssv3.1 7.5 https://github.com/moodle/moodle/commit/2904a7f851da8e66be12f41d55068bf07817fbd6
generic_textual HIGH https://github.com/moodle/moodle/commit/2904a7f851da8e66be12f41d55068bf07817fbd6
cvssv3.1 7.5 https://github.com/moodle/moodle/commit/a3d19efab4aff83c07db9f0ad34c8f0e1f29c64c
generic_textual HIGH https://github.com/moodle/moodle/commit/a3d19efab4aff83c07db9f0ad34c8f0e1f29c64c
cvssv3.1 7.5 https://moodle.org/mod/forum/discuss.php?d=386521
generic_textual HIGH https://moodle.org/mod/forum/discuss.php?d=386521
cvssv2 5.0 https://nvd.nist.gov/vuln/detail/CVE-2019-10154
cvssv3.1 7.5 https://nvd.nist.gov/vuln/detail/CVE-2019-10154
generic_textual HIGH https://nvd.nist.gov/vuln/detail/CVE-2019-10154
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2019-10154
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10154
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/2904a7f851da8e66be12f41d55068bf07817fbd6
https://github.com/moodle/moodle/commit/a3d19efab4aff83c07db9f0ad34c8f0e1f29c64c
https://moodle.org/mod/forum/discuss.php?d=386521
https://nvd.nist.gov/vuln/detail/CVE-2019-10154
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:* https://nvd.nist.gov/vuln/search/results?adv_search=true&isCpeNameSearch=true&query=cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
No exploits are available.
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2019-10154
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:H/I:N/A:N Found at https://github.com/moodle/moodle
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:H/I:N/A:N Found at https://github.com/moodle/moodle/commit/2904a7f851da8e66be12f41d55068bf07817fbd6
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:H/I:N/A:N Found at https://github.com/moodle/moodle/commit/a3d19efab4aff83c07db9f0ad34c8f0e1f29c64c
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:H/I:N/A:N Found at https://moodle.org/mod/forum/discuss.php?d=386521
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:L/Au:N/C:P/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-10154
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Found at https://nvd.nist.gov/vuln/detail/CVE-2019-10154
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 0.46524
EPSS Score 0.00236
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:28:24.809724+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-ww45-x87c-wgff/GHSA-ww45-x87c-wgff.json 36.1.3