CVE-2023-4136: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') in Crafter Engine

Severity: medium (CVSS 6.1 v3.1)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.4% probability of exploitation in the next 30 days
Public exploit or detection template: yes
Published: 2023-08-03 · updated 2026-06-17
Weakness: CWE-79

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in CrafterCMS Engine on Windows, MacOS, Linux, x86, ARM, 64 bit allows Reflected XSS.This issue affects CrafterCMS: from 4.0.0 through 4.0.2, from 3.1.0 through 3.1.27.

Affected products

CrafterCMS: from 3.1.0 through 3.1.27; from 4.0.0 through 4.0.2

References

http://packetstormsecurity.com/files/174304/CrafterCMS-4.0.2-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2023/Aug/30
https://docs.craftercms.org/en/4.0/security/advisory.html#cv-2023080301
http://packetstormsecurity.com/files/174304/CrafterCMS-4.0.2-Cross-Site-Scripting.html
http://seclists.org/fulldisclosure/2023/Aug/30
https://docs.craftercms.org/en/4.0/security/advisory.html#cv-2023080301

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