CVE-2023-49820
WordPress Structured Content Plugin <= 1.5.3 is vulnerable to Cross Site Scripting (XSS)
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.
Attack profile
How easy it is to exploit
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
What an attacker can affect
- Confidentiality
- Low
- Integrity
- Low
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
WordPress Structured Content Plugin <= 1.5.3 is vulnerable to Cross Site Scripting (XSS)
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.
- Record
CVE-2023-49820- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
EUVDEUVD-2023-53728
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.
- Record
EUVD-2023-53728- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-j6vh-6qq8-qh37
Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')...
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.
- Record
GHSA-j6vh-6qq8-qh37- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - Weakness
- CWE-79
- Updated
- 2026-11-02
NVD
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.
- Record
CVE-2023-49820- CVSS 3.1
- 6.5 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L - CVSS 3.1
- 5.4 Medium
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N - Weakness
- CWE-79
- Updated
- 2026-11-02
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2023-49820 is a medium vulnerability (CVSS 6.5) in Gordon Böhme, Antonio Leutsch Structured Content (json-ld) #wpsc, published December 14, 2023. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.39%, the 32nd percentile. No source names a fixed version.