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CVE-2023-28447

Cross site scripting vulnerability in Javascript escaping

Severity
Medium 6.1
Published
28 Mar 2023
Last changed
17 Jun 2026
Added to UpHeron
1 Nov 2026
Fixed in
3.1.48, 4.3.1
Also known as
GHSA-7j98-h7fp-4vwj
Sources
NVD, Project advisories (GitHub)

Description

Smarty is a template engine for PHP. In affected versions smarty did not properly escape javascript code. An attacker could exploit this vulnerability to execute arbitrary JavaScript code in the context of the user's browser session. This may lead to unauthorized access to sensitive user data, manipulation of the web application's behavior, or unauthorized actions performed on behalf of the…

Affected software

SoftwareAffected versions
SmartyServers and applications · cpe:a:smarty:smarty
  • Every version before 3.1.48
  • From 4.0.0 before 4.3.1
SmartyServers and applications · github:smarty-php/smarty
  • Every version before 4.3.1
  • Every version before 3.1.48

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2023-28447
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2023-28447
  • GitHub Advisory Database https://github.com/advisories/GHSA-7j98-h7fp-4vwj
  • github.com https://github.com/smarty-php/smarty/security/advisories/GHSA-7j98-h7fp-4vwj