CVE-2018-25047

Name: CVE-2018-25047
Creator: NVD / NIST
Published: 2022-09-15T00:15:09.58+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.83%

Last modified Jun 17, 2026

CVE-2018-25047 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. In Smarty before 3.1.47 and 4.x before 4.2.1, libs/plugins/function.mailto.php allows XSS. A web page that uses smarty_function_mailto, and that could be parameterized using GET or POST input parameters, could allow injection of JavaScript code by a user.. EPSS estimates a 0.83% chance of exploitation in the next 30 days.

Description

In Smarty before 3.1.47 and 4.x before 4.2.1, libs/plugins/function.mailto.php allows XSS. A web page that uses smarty_function_mailto, and that could be parameterized using GET or POST input parameters, could allow injection of JavaScript code by a user.

Metrics

CVSS 3.1

5.4/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N

EPSS Probability

0.83%

52.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Smarty	Smarty	< 3.1.47
Smarty	Smarty	>= 4.0.0, < 4.2.1
Debian	Debian Linux	10.0

References

https://bugs.gentoo.org/870100Issue Tracking, Third Party Advisory
https://github.com/smarty-php/smarty/issues/454Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/smarty-php/smarty/releases/tag/v3.1.47Release Notes
https://github.com/smarty-php/smarty/releases/tag/v4.2.1Release Notes
https://lists.debian.org/debian-lts-announce/2023/01/msg00002.htmlMailing List, Third Party Advisory
https://security.gentoo.org/glsa/202209-09Third Party Advisory
https://bugs.gentoo.org/870100Issue Tracking, Third Party Advisory
https://github.com/smarty-php/smarty/issues/454Exploit, Issue Tracking, Patch, Third Party Advisory
https://github.com/smarty-php/smarty/releases/tag/v3.1.47Release Notes
https://github.com/smarty-php/smarty/releases/tag/v4.2.1Release Notes
https://lists.debian.org/debian-lts-announce/2023/01/msg00002.htmlMailing List, Third Party Advisory
https://lists.debian.org/debian-lts-announce/2024/11/msg00013.html
https://security.gentoo.org/glsa/202209-09Third Party Advisory

Timeline

Published: Sep 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2018-25047?

How severe is CVE-2018-25047?

CVE-2018-25047 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.83% probability of exploitation in the next 30 days.

How do I fix CVE-2018-25047?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2018-25047?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST