WordPress File Upload < 4.16.3 - Contributor+ Stored Cross-Site Scripting via Shortcode
Key facts
- Attack vector
- Network
- Privileges required
- Low
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- Cross-site scripting
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-79.
Summary
The WordPress File Upload WordPress plugin before 4.16.3, wordpress-file-upload-pro WordPress plugin before 4.16.3 does not escape some of its shortcode argument, which could allow users with a role as low as Contributor to perform Cross-Site Scripting attacks
Why it matters now
SSVC decision points
Not available: CISA has not published SSVC decision points for this record.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | WordPress File Upload | 4.16.3 to before 4.16.3 | 4.16.3 | Patch available | CNA |
| Unknown | wordpress-file-upload-pro | 4.16.3 to before 4.16.3 | 4.16.3 | Patch available | CNA |
- WordPress File Upload VendorUnknown Affected 4.16.3 to before 4.16.3 Fixed in 4.16.3 Patch available CNA
- wordpress-file-upload-pro VendorUnknown Affected 4.16.3 to before 4.16.3 Fixed in 4.16.3 Patch available CNA
Remediation
- Fix · CNA WordPress File Upload (Unknown) Fixed in 4.16.3
- Fix · CNA wordpress-file-upload-pro (Unknown) Fixed in 4.16.3
Fixed in the same release
Records fixed by the same vendor advisory or release, as the CNA lists them.
- Release ·
WordPress File Upload, wordpress-file-upload-pro 4.16.3
2 records Highest priority Priority LOW 2 LOW
Other records, highest priority first
- TI-2021-07239 WordPress File Upload < 4.16.3 - Contributor+ Stored Cross-Site Scripting via Malicious SVGPriority LOW 26
Timeline
- 2026-10-02 Threatist record created from CVE-2021-24961
- 2026-10-03 Alias added: GHSA-v8xx-gxhg-qqpr
References
More nickboss Wordpress File Upload vulnerabilities
- TI-2024-08399 Path traversal in nickboss Iptanus File Upload CVSS 3.1CRITICAL 9.8
- TI-2024-06166 WordPress File Upload < 4.24.8 - Reflected XSS CVSS 3.1MEDIUM 6.1
- TI-2024-06023 WordPress File Upload < 4.24.8 - Unauthenticated Stored XSS CVSS 3.1MEDIUM 6.1
- TI-2023-04428 WordPress File Upload < 4.23.3 - Author+ Stored Cross-Site Scripting CVSS 3.1MEDIUM 5.4
- TI-2024-10760 Code injection in nickboss Iptanus File Upload CVSS 3.1CRITICAL 9.8
- TI-2020-08479 An issue was discovered in the File Upload plugin before 4.13.0 for WordPress. CVSS 3.1CRITICAL 9.8
Sources
- CVE-2021-24961 · CVE Program
- CVE-2021-24961 · NVD
- FIRST EPSS
- GHSA-v8xx-gxhg-qqpr · GitHub Advisory Database · CC BY 4.0
This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences