CVE-2020-23839

MEDIUM
6.1
CVSS Score
Published: September 1, 2020 at 04:40 PM UTC
Updated: June 17, 2026 at 03:05 AM UTC
1 product affected across 1 vendorGetsimple CMS

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Severity
MEDIUM6.1
Exploit prediction
EPSS 10%

Description

A Reflected Cross-Site Scripting (XSS) vulnerability in GetSimple CMS v3.3.16, in the admin/index.php login portal webpage, allows remote attackers to execute JavaScript code in the client's browser and harvest login credentials after a client clicks a link, enters credentials, and submits the login form.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Remediation

No guide yet

No remediation guidance has been written for this CVE yet, and no fixed version or vendor advisory is recorded against it.

References (4)

x_refsource_MISCExploitThird Party Advisory
https://github.com/GetSimpleCMS/GetSimpleCMS/issues/1330
x_refsource_MISCThird Party Advisory
https://github.com/boku7/CVE-2020-23839
Exploitx_refsource_EXPLOIT-DBThird Party AdvisoryVDB Entry
https://www.exploit-db.com/exploits/49726

CVSS

Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-79

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