WordPress Amazon S3 Plugin < 1.6 - Reflected XSS
Priority MEDIUM 55Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- User interaction
- Required
- Attack complexity
- Low
- Impact type
- —
- Confidentiality · integrity · availability
- Low · Low · None
- Fix status
- Fixed
Attack profile from CVSS 3.1 · CISA ADP. Fix status from CNA.
Summary
The WordPress Amazon S3 Plugin WordPress plugin before 1.6 does not sanitise and escape a parameter before outputting it back in the page, leading to a Reflected Cross-Site Scripting which could be used against high privilege users such as admin
Why it matters now
Exploitation Proof of concept CISA SSVC · not in CISA KEV
EPSS 0.00442 38th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by the CNA and NVD
Fix Fixed WordPress Amazon S3 Plugin (Unknown): 1.6
SSVC decision points
CISA ADP · SSVC 2.0.3
- Exploitation
- Poc
- Automatable
- No
- Technical impact
- Partial
The decision (Track, Attend, Act) also depends on your mission and well-being impact; see CISA's SSVC guide.
Affected products
| Vendor | Product | Affected versions | Fixed in | Status | Source |
|---|---|---|---|---|---|
| Unknown | WordPress Amazon S3 Plugin | before 1.6 | 1.6 | Patch available | CNA |
- WordPress Amazon S3 Plugin VendorUnknown Affected before 1.6 Fixed in 1.6 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:wordpress_amazon_s3_project:wordpress_amazon_s3:*:*:*:*:*:wordpress:*:* | before 1.6 | Vulnerable | Wordpress Amazon S3 Project |
- cpe:2.3:a:wordpress_amazon_s3_project:wordpress_amazon_s3:*:*:*:*:*:wordpress:*:* Versions before 1.6 Vulnerable ·Wordpress Amazon S3 Project
Remediation
- Fix · CNA WordPress Amazon S3 Plugin (Unknown) Fixed in 1.6
Timeline
- 2026-10-02 Threatist record created from CVE-2023-0423
- 2026-10-03 Alias added: GHSA-f58q-53c2-cjqm
References
Sources
- CVE-2023-0423 · CVE Program
- CVE-2023-0423 · NVD
- FIRST EPSS
- GHSA-f58q-53c2-cjqm · 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