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Fencer Vulns
medium 4.3

CVE-2023-1384 json

The setMediaSource function on the amzn.thin.pl service does not sanitize the "source" parameter allowing for arbitrary javascript code to…

published 2023-05-03 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-23640

cvss
4.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.4%
EPSS 0.4% chance of exploitation in 30 days, percentile 32%
public exploits
0
none known

Summary

The setMediaSource function on the amzn.thin.pl service does not sanitize the "source" parameter allowing for arbitrary javascript code to be run

This issue affects:

Amazon Fire TV Stick 3rd gen versions prior to 6.2.9.5. Insignia TV with FireOS versions prior to 7.6.3.3.

Patch / fix

  • amazon fire_os 6.2.9.5, 7.6.3.3

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
partial
Assessed
21 mo ago

Exploit prediction

0.38% chance of exploitation in the next 30 days, higher than 32% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
CNA 3.1 4.3 CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
NVD 3.1 6.1 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected products

  • Amazon Fire TV Stick 3rd gen
  • Insignia TV with FireOS

Classification

Weakness
  • CWE-80 Improper Neutralization of Script-Related HTML Tags in a Web Page
  • CWE-79 Improper Neutralization of Input During Web Page Generation

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.