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CVE

CVE-2026-54337

Fireshare has Unauthenticated Argument Injection to Arbitrary File Write/Overwrite
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CVE

CVE-2026-54337

Fireshare has Unauthenticated Argument Injection to Arbitrary File Write/Overwrite

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.

Package Versions Affected

Package Version
patch Availability
No items found.

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CVSS Version

Severity
Base Score
CVSS Version
Score Vector
C
H
U
9.8
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
0
-
3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
C
H
U
-

Related Resources

No items found.

References

https://github.com/CVEProject/cvelistV5/tree/main/cves/2026/54xxx/CVE-2026-54337.json, https://github.com/ShaneIsrael/fireshare/security/advisories/GHSA-hmh2-6g84-q8jx, https://nvd.nist.gov/vuln/detail/CVE-2026-54337

Severity

9.8

CVSS Score
0
10

Basic Information

Base CVSS
9.8
EPSS Probability
0.00632%
EPSS Percentile
0.48707%
Introduced Version
0
Fix Available
3000fc9120503f9f165f522a79ba0c8889558d81

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