XSS in Avatar Uploader
CVE-2022-50957
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.
Vulnerability class: XSS (Cross-Site Scripting)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.
EPSS exploit prediction
EPSS: 0.002 (14.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 14th percentile — 14.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: 0.000
Affected products
- Avatar Uploader — versions 7.x-1.0-beta8, 7.0-1.0-beta8
- Avatar Uploader Project — versions 7.x-1.0
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/50841 (Exploit, VDB Entry, exploit)
- www.drupal.org/project/avatar_uploader (Product, product)
- www.vulncheck.com/advisories/drupal-avatar-uploader-7-x-beta8-reflected-xss (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2022-50957?
- CVE-2022-50957 is a medium-severity vulnerability in Avatar Uploader, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2026-05-10.
- How severe is CVE-2022-50957?
- Medium severity. CVSS v3 base score is 6.1 out of 10.