PatchTheCVECVE-2022-0659: The Sync QCloud COS WordPress plugin before 2.0.1 does not escape some of its settings, allowing high privileg
CVE-2022-0659 is a medium-severity flaw (CVSS 4.8) affecting sync qcloud cos. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
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 this priority
- Public exploit reference
A fixed release or distro patch exists.
Risk facts
| CVSS score | 4.8 (Medium) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | High |
| User interaction | Required |
| EPSS exploit chance | 0.6% (top 51%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2022-03-14 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2022-0659?
sync qcloud cos: upgrade to 2.0.1. Exact commands for each OS are on this page.
Is CVE-2022-0659 being exploited?
CVE-2022-0659 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2022-0659 affect?
CVE-2022-0659 affects sync qcloud cos. Severity is medium (CVSS 4.8). 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
How urgent is CVE-2022-0659?
Priority 34/100. Public exploit reference