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Public proof of conceptFix available

CVE-2024-50395

A public proof of concept exists; no exploitation attested.

  • Published2024-11-22
  • Fixed in500.1.1.6
  • WeaknessCWE-639

Am I affected?

With a domain, we read the version its public headers and pages expose. A distribution build can carry the fix under an older number.

Description

An authorization bypass through user-controlled key vulnerability has been reported to affect Media Streaming add-on. If exploited, the vulnerability could allow local network attackers to gain privilege. We have already fixed the vulnerability in the following version: Media Streaming add-on 500.1.1.6 ( 2024/08/02 ) and later

Timeline

dates in UTC
  1. 2024-11-2216:15CVE publishedNVD
  2. 2026-10-2319:23First public proof of conceptPoC-in-GitHub

Observed activity

isMalicious corpus · updated 2026-10-23 18:48 UTC
Indicators tagged with this CVE, per day0 indicators over 7 days
Block these indicators
  • Firewall list (EDL, text): https://api.ismalicious.com/edl/cve/CVE-2024-50395?format=txt
  • CSV export: https://api.ismalicious.com/edl/cve/CVE-2024-50395?format=csv
  • TAXII collection of exploited CVEs
  • The EDL and CSV take an API key on the Pro plan.

Versions per branch

NVD · CISA-ADP
Qnap media streaming add-on
BranchAffectedFixed in
500.1≥ 500.1.1.0, < 500.1.1.6500.1.1.6
500.1≥ 500.1.0, < 500.1.1.6500.1.1.6

as publishedRanges as NVD and OSV publish them; a distribution’s build can be fixed under an older number.

Fix

  1. Update Qnap media streaming add-on to 500.1.1.6

Advisories and patches

Detection

read 2026-10-23 19:24 UTC
Nuclei template
none so far
ProjectDiscovery
Exploit-DB
no entry
Exploit-DB
Proof-of-concept repositories
1 repository, unverifiedneko-hat/CVE-2024-50395
PoC-in-GitHub

Sources

  • CISA-ADPSSVC decisionnone2024-11-22
  • OpenCVESSVC decisionnone—
  • CNACVSS 4.06.9read 2026-10-23
  • NVDCVSS 3.18.8read 2026-10-23
  • CNAweakness (CWE)CWE-639read 2026-10-23
  • FIRST EPSSEPSS score1.4 %2026-10-22
  • PoC-in-GitHubproof of concept1read 2026-10-23

Technical details

CVSS v3 Vector
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS 4.0 vector
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
Published
2024-11-22
Last Modified
2026-06-17
NVD status
Analyzed

Frequently asked questions

What is CVE-2024-50395?

An authorization bypass through user-controlled key vulnerability has been reported to affect Media Streaming add-on. If exploited, the vulnerability could allow local network attackers to gain privilege. We have already fixed the vulnerability in the following version: Media Streaming add-on 500.1.1.6 ( 2024/08/02 ) and later

Is CVE-2024-50395 actively exploited?

Active exploitation of CVE-2024-50395 has not been confirmed. Its EPSS score was 1.4% on 2026-10-22, the estimated probability of exploitation in the next 30 days.

What is the CVSS score for CVE-2024-50395?

CVE-2024-50395 has a CVSS v3 base score of 8.8 (HIGH severity), with vector string CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

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