CVE-2018-6905

Public Exploit

Description

The page module in TYPO3 before 8.7.11, and 9.1.0, has XSS via $GLOBALS['TYPO3_CONF_VARS']['SYS']['sitename'], as demonstrated by an admin entering a crafted site name during the installation process.

Category

4.8
CVSS
Severity: Medium
CVSS 3.0 •
CVSS 2.0 •
EPSS 2.27% Top 20%
Vendor Advisory typo3.org
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
https://forge.typo3.org/issues/84191 patch vendor advisory
http://www.securitytracker.com/id/1040755 third party advisory vdb entry
https://github.com/pradeepjairamani/TYPO3-XSS-POC third party advisory exploit

Frequently Asked Questions

What is the severity of CVE-2018-6905?
CVE-2018-6905 has been scored as a medium severity vulnerability.
How to fix CVE-2018-6905?
To fix CVE-2018-6905, 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-2018-6905 being actively exploited in the wild?
It is possible that CVE-2018-6905 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~2% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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