CVE-2020-11064
Cross-Site Scripting in TYPO3 CMS Form Engine
5.4
MEDIUM
CVSS 3.1
EPSS 0.54%
Description
In TYPO3 CMS greater than or equal to 9.0.0 and less than 9.5.17 and greater than or equal to 10.0.0 and less than 10.4.2, it has been discovered that HTML placeholder attributes containing data of other database records are vulnerable to cross-site scripting. A valid backend user account is needed to exploit this vulnerability. This has been fixed in 9.5.17 and 10.4.2.
How to fix CVE-2020-11064
To remediate CVE-2020-11064, upgrade the affected package to a fixed version below.
- —upgrade to 10.4.2 or later
- —upgrade to 9.5.17 or later
Is CVE-2020-11064 being exploited?
Low — EPSS is 0.5%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- >= 10.0.0, < 10.4.2
- >= 9.0.0, < 9.5.17
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | MEDIUM5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |