Medium severity · published Jun 23, 2021
CVE-2020-20391
Cross Site Scripting vulnerability in GetSimpleCMS 3.4.0a in admin/snippets.php via (1) Add Snippet and (2) Save snippets
5.4
CVSS
0.6%
EPSS
No
On KEV
Description
Cross Site Scripting vulnerability in GetSimpleCMS 3.4.0a in admin/snippets.php via (1) Add Snippet and (2) Save snippets.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
Required
Confidentiality
Low
Integrity
Low
Availability
None
Scope
Changed
Exploitation
Is it being used?
Exploit prediction (EPSS)0.6% · higher than 48% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
GE
Getsimplecms · Get-simple
3.4.0 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2020-20391
CVE.org
https://www.cve.org/CVERecord?id=CVE-2020-20391
Exploit
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1322
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