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Vulnerability record · CVE-2026-54337 · published 15 September 2026

CVE-2026-54337: Argument injection vulnerability

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.

9.8 CVSS 3.1 Critical EPSS 0.63% · top 51.8% CWE-88 · Argument injection Received
9.8CVSS 3.1 base score
0.63%EPSS exploitation probability, 30 days
NoNot in CISA KEV
0Affected product versions listed by NVD
1References
16 Sep 2026Last modified by NVD

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.

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

LinkTags
https://github.com/ShaneIsrael/fireshare/security/advisories/GHSA-hmh2-6g84-q8jx

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Source: NIST National Vulnerability Database (record CVE-2026-54337), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.