CVE-2024-53277
Silverstripe Framework has a XSS in form messages
Description
In some cases, form messages can contain HTML markup. This is an intentional feature, allowing links and other relevant HTML markup for the given message. Some form messages include content that the user can provide. There are scenarios in the CMS where that content doesn't get correctly sanitised prior to being included in the form message, resulting in an XSS vulnerability. ### References - https://www.silverstripe.org/download/security-releases/cve-2024-53277 ## Reported by Leo Diamat from [Bastion Security Group](http://www.bastionsecurity.co.nz/)
How to fix CVE-2024-53277
To remediate CVE-2024-53277, upgrade the affected package to a fixed version below.
- —upgrade to 5.3.8 or later
Is CVE-2024-53277 being exploited?
Low — EPSS is 1.1%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 5.3.8
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N |