CVE-2022-35653

Description

A reflected XSS issue was identified in the LTI module of Moodle. The vulnerability exists due to insufficient sanitization of user-supplied data in the LTI module. 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 to steal potentially sensitive information, change appearance of the web page, can perform phishing and drive-by-download attacks. This vulnerability does not impact authenticated users.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 76.89% Top 5%
Vendor Advisory fedoraproject.org Vendor Advisory fedoraproject.org Vendor Advisory moodle.org Vendor Advisory moodle.org
Affected: n/a Moodle
Published at:
Updated at:

References

Link Tags
https://bugzilla.redhat.com/show_bug.cgi?id=2106277 third party advisory issue tracking
https://moodle.org/mod/forum/discuss.php?d=436460 patch vendor advisory
http://git.moodle.org/gw?p=moodle.git&a=search&h=HEAD&st=commit&s=MDL-72299 patch vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/6MOKYVRNFNAODP2XSMGJ5CRDUZCZKAR3/ vendor advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/MTKUSFPSYFINSQFSOHDQIDVE6FWBEU6V/ vendor advisory

Frequently Asked Questions

What is the severity of CVE-2022-35653?
CVE-2022-35653 has been scored as a medium severity vulnerability.
How to fix CVE-2022-35653?
To fix CVE-2022-35653, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2022-35653 being actively exploited in the wild?
It is possible that CVE-2022-35653 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~77% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2022-35653?
CVE-2022-35653 affects n/a Moodle.
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