---
id: CVE-2026-82648
title: >-
  WWBN AVideo contains a server-side request forgery filter bypass vulnerability
  in the isSSRFSafeURL function that fails to normalize NAT64 addresses written
  in hexadecimal form
summary: >-
  WWBN AVideo contains a server-side request forgery filter bypass vulnerability
  in the isSSRFSafeURL function that fails to normalize NAT64 addresses written
  in hexadecimal form. Attackers can bypass SSRF protections by supplying
  hex-enco…
severity: high
cvss: 7.1
cvssVector: 'CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:C/C:H/I:L/A:N'
cwe:
  - CWE-20
published: '2026-08-30'
updated: '2026-08-30'
source: NVD
sourceUrl: 'https://nvd.nist.gov/vuln/detail/CVE-2026-82648'
references:
  - url: 'https://github.com/WWBN/AVideo/security/advisories/GHSA-88jm-rxg9-3v5r'
    label: disclosure@vulncheck.com
  - url: >-
      https://www.vulncheck.com/advisories/wwbn-avideo-ssrf-filter-bypass-via-nat64-hex-address
    label: disclosure@vulncheck.com
tags:
  - nvd
ingestedAt: '2026-08-30T23:59:28.575Z'
epss: 0.00315
epssPercentile: 0.21842
---

## Overview

WWBN AVideo contains a server-side request forgery filter bypass vulnerability in the isSSRFSafeURL function that fails to normalize NAT64 addresses written in hexadecimal form. Attackers can bypass SSRF protections by supplying hex-encoded NAT64 addresses like 64:ff9b::a9fe:a9fe to reach cloud metadata services and loopback interfaces.

## Remediation

Refer to the linked advisories for vendor-supplied fixes and affected version ranges.