Cross-site scripting in Moodle - CVE-2015-2269
Published: June 1, 2015 / Updated: January 16, 2023
Vulnerability identifier: #VU40742
CSH Severity: Low
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2015-2269
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerability details
The vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data when processing data passed via a (1) alt or (2) title attribute in an IMG element. A remote attacker can trick the victim to follow a specially crafted link and execute arbitrary HTML and script code in user's browser in context of vulnerable website.
Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.
Affected software
Moodle
Fedora
moodle
Fedora
moodle
How to mitigate CVE-2015-2269
Install update from vendor's website.
Moodle - addressed in versions 2.6.9, 2.7.6, 2.8.4
moodle - addressed in versions 2.6.10-1.el6, 2.7.7-1.fc21, 2.8.5-1.fc22
moodle - addressed in versions 2.6.10-1.el6, 2.7.7-1.fc21, 2.8.5-1.fc22