Vulnerability Monitor

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CVE-2015-2266

message/index.php in Moodle through 2.5.9, 2.6.x before 2.6.9, 2.7.x before 2.7.6, and 2.8.x before 2.8.4 does not consider the moodle/site:readallmessages capability before accessing arbitrary conversations, which allows remote authenticated users to obtain sensitive personal-contact and unread-message-count information via a modified URL.

Security Impact Summary

CVE-2015-2266 is a security vulnerability that . Impacting 1 product from moodle organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2015, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2015-06-01T19:59:09.463

Last Modified

2026-06-17T00:23:50.167

Status

Modified

Source

[email protected]

Severity

CVSSv2: 4.0 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

8.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-200

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Application	moodle	moodle	≤ 2.5.9	Yes
Application	moodle	moodle	2.5.0	Yes
Application	moodle	moodle	2.5.1	Yes
Application	moodle	moodle	2.5.2	Yes
Application	moodle	moodle	2.5.3	Yes
Application	moodle	moodle	2.5.4	Yes
Application	moodle	moodle	2.5.5	Yes
Application	moodle	moodle	2.5.6	Yes
Application	moodle	moodle	2.5.7	Yes
Application	moodle	moodle	2.5.8	Yes
Application	moodle	moodle	2.6.0	Yes
Application	moodle	moodle	2.6.1	Yes
Application	moodle	moodle	2.6.2	Yes
Application	moodle	moodle	2.6.3	Yes
Application	moodle	moodle	2.6.4	Yes
Application	moodle	moodle	2.6.5	Yes
Application	moodle	moodle	2.6.6	Yes
Application	moodle	moodle	2.6.7	Yes
Application	moodle	moodle	2.6.8	Yes
Application	moodle	moodle	2.7.0	Yes
Application	moodle	moodle	2.7.1	Yes
Application	moodle	moodle	2.7.2	Yes
Application	moodle	moodle	2.7.3	Yes
Application	moodle	moodle	2.7.4	Yes
Application	moodle	moodle	2.7.5	Yes
Application	moodle	moodle	2.8.0	Yes
Application	moodle	moodle	2.8.1	Yes
Application	moodle	moodle	2.8.2	Yes
Application	moodle	moodle	2.8.3	Yes

References

http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49204 ([email protected])
http://openwall.com/lists/oss-security/2015/03/16/1 ([email protected])
https://moodle.org/mod/forum/discuss.php?d=307380 Vendor Advisory ([email protected])
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-49204 (af854a3a-2127-422b-91ae-364da2661108)
http://openwall.com/lists/oss-security/2015/03/16/1 (af854a3a-2127-422b-91ae-364da2661108)
https://moodle.org/mod/forum/discuss.php?d=307380 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For moodle's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.