CVE-2021-27902

Description

An issue was discovered in Craft CMS before 3.6.0. In some circumstances, a potential XSS vulnerability existed in connection with front-end forms that accepted user uploads.

Category

6.1
CVSS
Severity: Medium
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.42%
Third-Party Advisory github.com Third-Party Advisory github.com Third-Party Advisory github.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://github.com/craftcms/cms/blob/develop/CHANGELOG.md#security-1 third party advisory release notes
https://github.com/craftcms/cms/commit/8ee85a8f03c143fa2420e7d6f311d95cae3b19ce third party advisory patch
https://github.com/craftcms/cms/blob/develop/CHANGELOG.md#360---2021-01-26 third party advisory release notes

Frequently Asked Questions

What is the severity of CVE-2021-27902?
CVE-2021-27902 has been scored as a medium severity vulnerability.
How to fix CVE-2021-27902?
To fix CVE-2021-27902, 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-2021-27902 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2021-27902 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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