CVE-2023-2803

Name: CVE-2023-2803
Creator: NVD / NIST
Published: 2023-08-14T20:15:11.547+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.1/10EPSS 0.48%

Last modified Jun 17, 2026

CVE-2023-2803 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. The Ultimate Addons for Contact Form 7 WordPress plugin before 3.1.29 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.. EPSS estimates a 0.48% chance of exploitation in the next 30 days.

Description

The Ultimate Addons for Contact Form 7 WordPress plugin before 3.1.29 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin.

Metrics

CVSS 3.1

6.1/10

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

EPSS Probability

0.48%

37.9th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Themefic	Ultimate Addons For Contact Form 7	< 3.1.29

References

https://wpscan.com/vulnerability/ec640d47-bb22-478d-9668-1dab72f12f8dExploit, Third Party Advisory
https://wpscan.com/vulnerability/ec640d47-bb22-478d-9668-1dab72f12f8dExploit, Third Party Advisory

Timeline

Published: Aug 14, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-2803?

How severe is CVE-2023-2803?

CVE-2023-2803 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.48% probability of exploitation in the next 30 days.

How do I fix CVE-2023-2803?

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-2023-2803?

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

Scan your code now

Source: NVD / NIST