---
id: CVE-2016-4807
aliases:
  - GHSA-pvcp-73cg-6f77
  - PYSEC-2026-1063
title: Web2py Reflected XSS vulnerability
summary: Web2py Reflected XSS vulnerability
severity: medium
cvss: 4.8
cvssVector: 'CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N'
vendor: web2py
product: web2py
ecosystem: pip
affected:
  - web2py <= 2.14.5
published: '2022-05-17'
updated: '2026-07-07'
source: OSV
sourceUrl: 'https://osv.dev/vulnerability/GHSA-pvcp-73cg-6f77'
references:
  - url: 'https://nvd.nist.gov/vuln/detail/CVE-2016-4807'
  - url: 'https://github.com/web2py/web2py'
  - url: 'https://www.exploit-db.com/exploits/39821'
  - url: >-
      http://packetstormsecurity.com/files/137070/Web2py-2.14.5-CSRF-XSS-Local-File-Inclusion.html
tags:
  - osv
  - pip
  - exploit-available
epss: 0.02943
epssPercentile: 0.86478
exploitAvailable: true
ingestedAt: '2026-07-08T18:25:52.013Z'
exploits:
  exploitdb: true
  checkedAt: '2026-09-21T15:24:38.690Z'
---

## Overview

Web2py versions 2.14.5 and below was affected by Reflected XSS vulnerability, which allows an attacker to perform an XSS attack on logged in user (admin).

## Affected packages

- `web2py <= 2.14.5`

## Remediation

Refer to the advisory for the patched release.