CVE-2014-7831

Name: CVE-2014-7831
Creator: NVD / NIST
Published: 2014-11-24T11:59:01.52+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.67%

Last modified Jun 17, 2026

CVE-2014-7831 is a vulnerability of currently unknown severity. lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.. EPSS estimates a 1.67% chance of exploitation in the next 30 days.

Description

lib/classes/grades_external.php in Moodle 2.7.x before 2.7.3 does not consider the moodle/grade:viewhidden capability before displaying hidden grades, which allows remote authenticated users to obtain sensitive information by leveraging the student role to access the get_grades web service.

Metrics

EPSS Probability

1.67%

73.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Moodle	Moodle	<= 2.4.11
Moodle	Moodle	2.5.0
Moodle	Moodle	2.5.1
Moodle	Moodle	2.5.2
Moodle	Moodle	2.5.3
Moodle	Moodle	2.5.4
Moodle	Moodle	2.5.5
Moodle	Moodle	2.5.6
Moodle	Moodle	2.5.7
Moodle	Moodle	2.5.8
Moodle	Moodle	2.6.0
Moodle	Moodle	2.6.1
Moodle	Moodle	2.6.2
Moodle	Moodle	2.6.3
Moodle	Moodle	2.6.4
Moodle	Moodle	2.6.5
Moodle	Moodle	2.7.0
Moodle	Moodle	2.7.1
Moodle	Moodle	2.7.2

References

Timeline

Published: Nov 24, 2014
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2014-7831?

How severe is CVE-2014-7831?

Severity scoring for CVE-2014-7831 is pending analysis. The EPSS model estimates a 1.67% probability of exploitation in the next 30 days.

How do I fix CVE-2014-7831?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2014-7831?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST