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Vulnerability details: VCID-44x7-sn7m-4kga
Vulnerability ID VCID-44x7-sn7m-4kga
Aliases CVE-2017-2645
GHSA-9cg4-4f87-jhm3
Summary Cross-site Scripting In Moodle, an XSS can occur via attachments to evidence of prior learning.
Status Published
Exploitability 0.5
Weighted Severity 0.0
Risk None
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-1035 OWASP Top Ten 2017 Category A9 - Using Components with Known Vulnerabilities
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
System Score Found at
epss 0.00285 https://api.first.org/data/v1/epss?cve=CVE-2017-2645
cvssv3.1 6.1 https://github.com/moodle/moodle
generic_textual MODERATE https://github.com/moodle/moodle
cvssv3.1 6.1 https://moodle.org/mod/forum/discuss.php?d=349422
generic_textual MODERATE https://moodle.org/mod/forum/discuss.php?d=349422
cvssv3.1 6.1 https://nvd.nist.gov/vuln/detail/CVE-2017-2645
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2017-2645
cvssv3.1 6.1 http://www.securityfocus.com/bid/96982
generic_textual MODERATE http://www.securityfocus.com/bid/96982
cvssv3.1 6.1 http://www.securitytracker.com/id/1038174
generic_textual MODERATE http://www.securitytracker.com/id/1038174
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2017-2645
https://github.com/moodle/moodle
https://moodle.org/mod/forum/discuss.php?d=349422
http://www.securityfocus.com/bid/96982
http://www.securitytracker.com/id/1038174
CVE-2017-2645 https://nvd.nist.gov/vuln/detail/CVE-2017-2645
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/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:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N Found at https://moodle.org/mod/forum/discuss.php?d=349422
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-2017-2645
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/96982
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.securitytracker.com/id/1038174
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 0.521
EPSS Score 0.00285
Published At May 30, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-30T20:52:43.178511+00:00 GitLab Importer Import https://gitlab.com/gitlab-org/advisories-community/-/blob/main/packagist/moodle/moodle/CVE-2017-2645.yml 38.6.0