PatchTheCVECVE-2022-2118: The 404s WordPress plugin before 3.5.1 does not sanitise and escape its fields, allowing high privilege users
CVE-2022-2118 is a medium-severity flaw (CVSS 4.8) affecting 404s. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The 404s WordPress plugin before 3.5.1 does not sanitise and escape its fields, 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 52%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2022-07-17 |
| 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-2022-2118?
404s: upgrade to 3.5.1. Exact commands for each OS are on this page.
Is CVE-2022-2118 being exploited?
CVE-2022-2118 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-2022-2118 affect?
CVE-2022-2118 affects 404s. Severity is medium (CVSS 4.8). The 404s WordPress plugin before 3.5.1 does not sanitise and escape its fields, 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-2022-2118?
Priority 34/100. Public exploit reference