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CVE-2017-2578

17
FAUCET Score

CVE-2017-2578 describes a cross-site scripting (XSS) vulnerability within the assignment submission page of Moodle 3.x. This medium-severity flaw (CVSS 6.1) can be exploited remotely with low attack complexity, requiring user interaction, and could lead to low impact on confidentiality and integrity. There is no evidence of active exploitation, nor are public exploit tools like Metasploit or ExploitDB modules available. The vulnerability has garnered minimal community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
3.1.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:3.1.0:*:*:*:*:*:*:*
3.1.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:3.1.0:beta:*:*:*:*:*:*
3.1.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:3.1.0:rc1:*:*:*:*:*:*
3.1.0CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:3.1.0:rc2:*:*:*:*:*:*
3.1.1CPE matchmatch criteria
cpe:2.3:a:moodle:moodle:3.1.1:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.86%
Probability of exploitation in next 30 days
EPSS Percentile
54.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0086 is in the 65th percentile among its peer group of 26,234 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 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 3.1.4
composerpatch availablevia ghsa
Product: moodle/moodleFixed in: 3.2.1

Vendor Advisories (1)

composerGHSA-6r76-f8c8-fh7pmedium

Moodle Cross-site Scripting in assignment submission page

May 17, 2022

References

moodle.org / mod/forum/discuss.php
PatchVendor Advisory
securityfocus.com / bid/95647
Third Party AdvisoryVDB Entry