PatchTheCVECVE-2022-0834: The Amelia WordPress plugin is vulnerable to Cross-Site Scripting due to insufficient escaping and sanitizatio
CVE-2022-0834 is a high-severity flaw (CVSS 7.2) affecting amelia. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
The Amelia WordPress plugin is vulnerable to Cross-Site Scripting due to insufficient escaping and sanitization of the lastName parameter found in the ~/src/Application/Controller/User/Customer/AddCustomerController.php file which allows attackers to inject arbitrary web scripts onto a pages that executes whenever a user accesses the booking calendar with the date the attacker has injected the malicious payload into. This affects versions up to a
Why this priority
- High severity
- Remotely exploitable, no login, no user action
A fixed release or distro patch exists.
Risk facts
| CVSS score | 7.2 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 0.5% (top 55%) |
| CISA exploited list | No |
| Weakness | CWE-79 |
| Published | 2022-03-23 |
| 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-2022-0834?
amelia: upgrade to newer than 1.0.46. Exact commands for each OS are on this page.
Is CVE-2022-0834 being exploited?
CVE-2022-0834 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-2022-0834 affect?
CVE-2022-0834 affects amelia. Severity is high (CVSS 7.2). The Amelia WordPress plugin is vulnerable to Cross-Site Scripting due to insufficient escaping and sanitization of the lastName parameter found in the ~/src/Application/Controller/User/Customer/AddCustomerController.php file which allows at
How urgent is CVE-2022-0834?
Priority 42/100. High severity; Remotely exploitable, no login, no user action
Software pages
WordPress vulnerabilities · PHP vulnerabilities
Related CVEs
- CVE-2024-6332 MEDIUM 6.5 UPGRADE The Booking for Appointments and Events Calendar – Amelia Premium and Lite plugins for WordPress are vulnerabl
- CVE-2024-6225 MEDIUM 4.4 UPGRADE The Booking for Appointments and Events Calendar – Amelia plugin for WordPress is vulnerable to Stored Cross-S
- CVE-2024-22298 MEDIUM 5.3 UPGRADE Missing Authorization vulnerability in TMS Amelia ameliabooking.This issue affects Amelia: from n/a through 1.
- CVE-2024-1484 MEDIUM 6.1 UPGRADE The Booking for Appointments and Events Calendar – Amelia plugin for WordPress is vulnerable to Reflected Cros
- CVE-2023-50860 MEDIUM 6.5 UPGRADE Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting') vulnerability in TMS Book