CVE-2020-18657

low-risk
Published 2021-06-23

Cross Site Scripting (XSS) vulnerability in GetSimpleCMS <= 3.3.15 in admin/changedata.php via the redirect_url parameter and the headers_sent function.

Do I need to act?

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0.38% chance of exploitation
EPSS score — low exploit probability
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.1/10 Medium
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Get-Simple

References (6)

Exploit https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1310
Release Notes https://github.com/LoRexxar/CVE_Request/blob/master/getsimplecms%20v3.3.15/getsi...
Third Party Advisory https://www.seebug.org/vuldb/ssvid-97929
Exploit https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1310
Release Notes https://github.com/LoRexxar/CVE_Request/blob/master/getsimplecms%20v3.3.15/getsi...
Third Party Advisory https://www.seebug.org/vuldb/ssvid-97929
29
/ 100
low-risk
Severity 23/34 · High
Exploitability 1/34 · Minimal
Exposure 5/34 · Minimal