CVE-2026-54337
Critical
Description
Fireshare facilitates self-hosted media and link sharing. Prior to version 1.6.14, an argument Injection in the video upload function allows unauthenticated attacker to write/overwrite system files. Version 1.6.14 fixes the issue.
SeverityCritical
CVSS9.8
Exploit probability—
ProductShaneisrael Fireshare
PublishedSep 15, 2026
First seenSep 15, 2026
Weakness typeCWE-88CWE-88
How to fix
Sources list no fixed version or patch link for this vulnerability.
Affected products
| Product | Affected versions | Fixed in |
|---|---|---|
| ShaneIsrael fireshare | < 1.6.14 | — |
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