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Vulnerability details: VCID-ugmh-bzdg-1fan
Vulnerability ID VCID-ugmh-bzdg-1fan
Aliases CVE-2015-3175
GHSA-h798-h7ff-93xv
Summary Moodle Arbitrary Redirect Multiple open redirect vulnerabilities in Moodle through 2.5.9, 2.6.x before 2.6.11, 2.7.x before 2.7.8, and 2.8.x before 2.8.6 allow remote attackers to redirect users to arbitrary web sites and conduct phishing attacks via vectors involving an error page that links to a URL from an HTTP Referer header.
Status Published
Exploitability 0.5
Weighted Severity 6.2
Risk 3.1
Affected and Fixed Packages Package Details
Weaknesses (3)
CWE-601 URL Redirection to Untrusted Site ('Open Redirect')
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
generic_textual MODERATE http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49179
generic_textual MODERATE http://openwall.com/lists/oss-security/2015/05/18/1
epss 0.004 https://api.first.org/data/v1/epss?cve=CVE-2015-3175
epss 0.004 https://api.first.org/data/v1/epss?cve=CVE-2015-3175
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-h798-h7ff-93xv
generic_textual MODERATE https://github.com/moodle/moodle
generic_textual MODERATE https://github.com/moodle/moodle/commit/b2687a055dc990ca86ddce178d5aee3fb1df644a
generic_textual MODERATE https://github.com/moodle/moodle/commit/db200a8e9f88c8c4a2141ac264062dca74ee2f29
generic_textual MODERATE https://github.com/moodle/moodle/commit/dd0607b7bbaff38cc62e4d00658c02da3fdbb4c8
generic_textual MODERATE https://moodle.org/mod/forum/discuss.php?d=313682
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2015-3175
generic_textual MODERATE https://web.archive.org/web/20201030042703/http://www.securitytracker.com/id/1032358
generic_textual MODERATE https://web.archive.org/web/20210122155902/http://www.securityfocus.com/bid/74720
Reference id Reference type URL
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49179
http://openwall.com/lists/oss-security/2015/05/18/1
https://api.first.org/data/v1/epss?cve=CVE-2015-3175
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/b2687a055dc990ca86ddce178d5aee3fb1df644a
https://github.com/moodle/moodle/commit/db200a8e9f88c8c4a2141ac264062dca74ee2f29
https://github.com/moodle/moodle/commit/dd0607b7bbaff38cc62e4d00658c02da3fdbb4c8
https://moodle.org/mod/forum/discuss.php?d=313682
https://nvd.nist.gov/vuln/detail/CVE-2015-3175
https://web.archive.org/web/20201030042703/http://www.securitytracker.com/id/1032358
https://web.archive.org/web/20210122155902/http://www.securityfocus.com/bid/74720
GHSA-h798-h7ff-93xv https://github.com/advisories/GHSA-h798-h7ff-93xv
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.59842
EPSS Score 0.004
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:26:15.030761+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-h798-h7ff-93xv/GHSA-h798-h7ff-93xv.json 36.1.3