CVE-2023-43876

Severity: medium (CVSS 5.4 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 0.5% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-09-28 · updated 2026-06-17
Weakness: CWE-79

Description

A Cross-Site Scripting (XSS) vulnerability in installation of October v.3.4.16 allows an attacker to execute arbitrary web scripts via a crafted payload injected into the dbhost field.

Affected products

octobercms october: 3.4.16

References

https://github.com/sromanhu/October-CMS-Reflected-XSS---Installation/blob/main/README.md
https://github.com/sromanhu/October-CMS-Reflected-XSS---Installation/blob/main/README.md

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