CVE-2023-49820 - CVE House
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Status published Medium CVE-2023-49820

WordPress Structured Content Plugin <= 1.5.3 is vulnerable to Cross Site Scripting (XSS)

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • LVT-tholv2k (Patchstack Alliance)

References

More from Gordon Böhme, Antonio Leutsch

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CVE-2024-43307
WordPress Structured Content (JSON-LD) #wpsc plugin <= 1.6.2 - Cross Site Scripting (XSS) vulnerability
Medium 6.5
CVE-2024-24839
WordPress Structured Content Plugin <= 1.6.1 is vulnerable to Cross Site Scripting (XSS)
Medium 6.5
CVE-2023-49819
WordPress Structured Content Plugin <= 1.5.3 is vulnerable to PHP Object Injection
High 7.5

Affected Vendor

Gordon Böhme, Antonio Leutsch

View all reports →

Affected Software

Structured Content (JSON-LD) #wpsc
Vulnerable Versions:
Unknown

Timeline

Official Publish: December 14th, 2023
Last Modified: April 28th, 2026
Added to House: July 22nd, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

Weaknesses (CWE)

CWE-79

MITRE ATT&CK TTPs

T1189 Drive-by Compromise
Initial Access
T1059.007 JavaScript
Execution
T1539 Steal Web Session Cookie
Collection
T1213 Data from Information Repositories
Collection
T1567 Exfiltration Over Web Service
Exfiltration
T1491.001 Defacement
Impact