Lucene search

K
githubGitHub Advisory DatabaseGHSA-3GM8-32VV-Q8MP
HistoryMay 13, 2022 - 1:13 a.m.

Moodle Cross-site Scripting vulnerability in the KSES text cleaning filter

2022-05-1301:13:04
CWE-79
GitHub Advisory Database
github.com
10
moodle
kses
cross-site scripting

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

47.2%

The KSES text cleaning filter in lib/weblib.php in Moodle before 1.8.13 and 1.9.x before 1.9.9 does not properly handle vbscript URIs, which allows remote authenticated users to conduct cross-site scripting (XSS) attacks via HTML input.

Affected configurations

Vulners
Node
moodlemoodleRange1.9.01.9.9
OR
moodlemoodleRange<1.8.13
VendorProductVersionCPE
moodlemoodle*cpe:2.3:a:moodle:moodle:*:*:*:*:*:*:*:*

References

CVSS2

4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

SINGLE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

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

AI Score

5.7

Confidence

High

EPSS

0.001

Percentile

47.2%