Medium severity · published Nov 23, 2020
CVE-2020-26227
TYPO3 is an open source PHP based web content management system
6.1
CVSS
0.7%
EPSS
No
On KEV
Description
TYPO3 is an open source PHP based web content management system. In TYPO3 before versions 9.5.23 and 10.4.10 the system extension Fluid (typo3/cms-fluid) of the TYPO3 core is vulnerable to cross-site scripting passing user-controlled data as argument to Fluid view helpers. Update to TYPO3 versions 9.5.23 or 10.4.10 that fix the problem described.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.7% · higher than 54% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TY
Typo3 · Typo3
6.2.0 before 6.2.54; 7.6.0 before 7.6.48; 8.7.0 before 8.7.38; 9.0.0 before 9.5.23; 10.0.0 before 10.4.10 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-26227
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-26227
Exploit
https://github.com/TYPO3/TYPO3.CMS/security/advisories/GHSA-vqqx-jw6p-q3rf
Exploit
https://typo3.org/security/advisory/typo3-core-sa-2020-010
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