Sync iCloud COS < 2.0.1 - Admin+ Stored Cross-Site Scripting
Priority LOW 23CWE-79Published · Updated
Key facts
- Attack vector
- Network
- Privileges required
- High
- 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 Sync QCloud COS WordPress plugin before 2.0.1 does not escape some of its settings, allowing high privilege users such as admin to perform Cross-Site Scripting attacks even when the unfiltered_html capability is disallowed
Why it matters now
EPSS 0.00598 48th percentileScored 2026-11-07
Public exploit Yes 1 exploit referenceTagged by NVD
Fix Fixed Sync QCloud COS (Unknown): 2.0.1
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 | Sync QCloud COS | 2.0.1 to before 2.0.1 | 2.0.1 | Patch available | CNA |
- Sync QCloud COS VendorUnknown Affected 2.0.1 to before 2.0.1 Fixed in 2.0.1 Patch available CNA
CPE configurations NVD · 1
| CPE | Versions | Role | Vendor |
|---|---|---|---|
| cpe:2.3:a:sync_qcloud_cos_project:sync_qcloud_cos:*:*:*:*:*:wordpress:*:* | before 2.0.1 | Vulnerable | Sync Qcloud Cos Project |
- cpe:2.3:a:sync_qcloud_cos_project:sync_qcloud_cos:*:*:*:*:*:wordpress:*:* Versions before 2.0.1 Vulnerable ·Sync Qcloud Cos Project
Remediation
- Fix · CNA Sync QCloud COS (Unknown) Fixed in 2.0.1
Timeline
- 2026-10-02 Threatist record created from CVE-2022-0659
- 2026-10-03 Alias added: GHSA-3qjw-34h2-76rj
References
Sources
- CVE-2022-0659 · CVE Program
- CVE-2022-0659 · NVD
- FIRST EPSS
- GHSA-3qjw-34h2-76rj · GitHub Advisory Database · CC BY 4.0
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