Critical severity · published Mar 5, 2021
CVE-2021-27581
The Blog module in Kentico CMS 5.5 R2 build 5.5.3996 allows SQL injection via the tagname parameter
9.8
CVSS
1.7%
EPSS
No
On KEV
Description
The Blog module in Kentico CMS 5.5 R2 build 5.5.3996 allows SQL injection via the tagname parameter.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.7% · higher than 77% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
KC
Kentico Cms · Kentico
5.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-27581
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-27581
Third Party Advisory
https://gist.github.com/stasinopoulos/673ae3c31d703b4d67449f4d8888c686
Product
https://kontent.ai
Third Party Advisory
https://www.obrela.com/kentico-cms-critical-vulnerability/
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