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CVE-2015-0215

14
FAUCET Score

CVE-2015-0215 describes an information disclosure vulnerability in Moodle versions through 2.5.9, 2.6.x before 2.6.7, 2.7.x before 2.7.4, and 2.8.x before 2.8.2. Authenticated remote users can exploit this flaw by sending web-services requests to calendar/externallib.php to obtain sensitive calendar event details. With a CVSS score of 4.0 (AV:N/AC:L/Au:S/C:P/I:N/A:N), this vulnerability is of low severity, requiring authentication and having a low attack complexity, but potentially leading to a partial compromise of confidentiality. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 2.5.9CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*
2.5.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:2.5.0:*:*:*:*:*:*:*
2.5.1CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:2.5.1:*:*:*:*:*:*:*
2.5.2CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:2.5.2:*:*:*:*:*:*:*
2.5.3CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:2.5.3:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

4.0MEDIUM

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

Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
SINGLE
Exploitability Score
8.0
Impact Score
2.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
1.69%
Probability of exploitation in next 30 days
EPSS Percentile
74.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0169 is in the 88th percentile among its peer group of 21,974 CVEs.

Social Chatter

No social media mentions found for this CVE.

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 2.6.7
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 2.7.4
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 2.8.2

Vendor Advisories (1)

composerGHSA-fr9m-pjmm-qx9fmedium

Moodle allows attackers to obtain sensitive calendar-event information

May 13, 2022

References

git.moodle.org / gw
openwall.com / lists/oss-security/2015/01/19/1
moodle.org / mod/forum/discuss.php
Vendor Advisory