CVE-2023-49820 json
WordPress Structured Content Plugin <= 1.5.3 is vulnerable to Cross Site Scripting (XSS)
published 2023-12-14 2 y ago modified 2026-06-17 4 mo ago also EUVD-2023-53728
- cvss
- 6.5
- version 3.1, CNA
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 0.4%
- EPSS 0.4% chance of exploitation in 30 days, percentile 32%
- public exploits
- 0
- none known
Summary
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.
Exploit prediction
0.39% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| CNA | 3.1 | 6.5 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L |
| NVD | 3.1 | 5.4 | CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N |
Affected products
- Gordon Böhme, Antonio Leutsch Structured Content (JSON-LD) #wpsc
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
- Technology feeds
References
-
patchstack.com
/database/vulnerability/structured-content/wordpress-structured-content-json-ld-wpsc-plugin-1-5-3-cross-site-s
vdb-entry, third-party-advisory
Sources
- CVE List CVE-2023-49820
- NVD CVE-2023-49820
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.