CVE-2023-49820

Name: CVE-2023-49820
Creator: NVD / NIST
Published: 2023-12-14T16:15:52.323+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 5.4/10EPSS 0.39%

Last modified Jun 17, 2026

CVE-2023-49820 is a medium-severity vulnerability rated 5.4/10 on the CVSS scale. Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Gordon Böhme, Antonio Leutsch Structured Content (JSON-LD) #wpsc allows Stored XSS.This issue affects Structured Content (JSON-LD) #wpsc: from n/a through 1.5.3.. EPSS estimates a 0.39% chance of exploitation in the next 30 days.

Description

Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in Gordon Böhme, Antonio Leutsch Structured Content (JSON-LD) #wpsc allows Stored XSS.This issue affects Structured Content (JSON-LD) #wpsc: from n/a through 1.5.3.

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

0.39%

30.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-79

Affected Software

Vendor	Product	Versions
Wpsc-Plugin	Structured Content	<= 1.5.3

References

Timeline

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

Frequently Asked Questions

What is CVE-2023-49820?

How severe is CVE-2023-49820?

CVE-2023-49820 has a CVSS score of 5.4/10 (MEDIUM severity). The EPSS model estimates a 0.39% probability of exploitation in the next 30 days.

How do I fix CVE-2023-49820?

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-2023-49820?

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

Scan your code now

Source: NVD / NIST