CVE-2022-50957
CWE-79Published: May 10, 2026· Updated: May 13, 2026
Official Description
Drupal avatar_uploader 7.x-1.0-beta8 contains a reflected cross-site scripting vulnerability that allows unauthenticated attackers to inject malicious scripts by manipulating the file parameter. Attackers can craft URLs with script payloads in the file parameter of avatar_uploader.pages.inc to execute arbitrary JavaScript in victim browsers.
Technical Analysis
CVE-2022-50957 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation does not require any privileges, though user interaction (Required) is needed, which slightly reduces the risk of mass automated attacks.
The vulnerability has a "Changed" scope, meaning successful exploitation can impact components beyond the vulnerable component itself — such as the host operating system or adjacent services.
From a weakness classification perspective (CWE-79): Cross-site scripting (XSS) vulnerabilities allow attackers to inject malicious scripts into web pages viewed by other users.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
All References (3)
Quick Facts
Related CVEs (CWE-79)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2022-50957 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts