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Vulnerability details: VCID-zv8k-xa2y-hqe1
Vulnerability ID VCID-zv8k-xa2y-hqe1
Aliases CVE-2014-7834
GHSA-557f-2hv4-7jjm
Summary Moodle does not verify group permissions mod/forum/externallib.php in Moodle 2.6.x before 2.6.6 and 2.7.x before 2.7.3 does not verify group permissions, which allows remote authenticated users to access a forum via the forum_get_discussions web service.
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-264 Permissions, Privileges, and Access Controls
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-45303
generic_textual MODERATE http://openwall.com/lists/oss-security/2014/11/17/11
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2014-7834
epss 0.0019 https://api.first.org/data/v1/epss?cve=CVE-2014-7834
cvssv3.1_qr MODERATE https://github.com/advisories/GHSA-557f-2hv4-7jjm
generic_textual MODERATE https://github.com/moodle/moodle
generic_textual MODERATE https://github.com/moodle/moodle/commit/3aa9d93c7a78d14fa30e2afbfd8fa7e09bc9cb41
generic_textual MODERATE https://github.com/moodle/moodle/commit/40afeb4044c9718bf175c347f0f9099a037ce9f0
generic_textual MODERATE https://github.com/moodle/moodle/commit/79eda0e9a0d15ba1d87187ec712f96abd62748c1
generic_textual MODERATE https://moodle.org/mod/forum/discuss.php?d=275159
generic_textual MODERATE https://nvd.nist.gov/vuln/detail/CVE-2014-7834
generic_textual MODERATE https://web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215
Reference id Reference type URL
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-45303
http://openwall.com/lists/oss-security/2014/11/17/11
https://api.first.org/data/v1/epss?cve=CVE-2014-7834
https://github.com/moodle/moodle
https://github.com/moodle/moodle/commit/3aa9d93c7a78d14fa30e2afbfd8fa7e09bc9cb41
https://github.com/moodle/moodle/commit/40afeb4044c9718bf175c347f0f9099a037ce9f0
https://github.com/moodle/moodle/commit/79eda0e9a0d15ba1d87187ec712f96abd62748c1
https://moodle.org/mod/forum/discuss.php?d=275159
https://nvd.nist.gov/vuln/detail/CVE-2014-7834
https://web.archive.org/web/20150914064838/http://www.securitytracker.com/id/1031215
GHSA-557f-2hv4-7jjm https://github.com/advisories/GHSA-557f-2hv4-7jjm
No exploits are available.
Exploit Prediction Scoring System (EPSS)
Percentile 0.4138
EPSS Score 0.0019
Published At June 30, 2025, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2025-07-01T12:27:52.845243+00:00 GithubOSV Importer Import https://github.com/github/advisory-database/blob/main/advisories/github-reviewed/2022/05/GHSA-557f-2hv4-7jjm/GHSA-557f-2hv4-7jjm.json 36.1.3