CVE-2026-34745 - Unauthenticated Path Traversal Arbitrary File Write in /api/uploadChunked/public
CVE ID :CVE-2026-34745
Published : April 2, 2026, 6:38 p.m. | 28 minutes ago
Description :Fireshare facilitates self-hosted media and link sharing. Prior to version 1.5.3, the fix for CVE-2026-33645 was applied to the authenticated /api/uploadChunked endpoint but was not applied to the unauthenticated /api/uploadChunked/public endpoint in the same file (app/server/fireshare/api.py). An unauthenticated attacker can exploit the checkSum parameter to write arbitrary files with attacker-controlled content to any writable path on the server filesystem. This issue has been patched in version 1.5.3.
Severity: 0.0 | NA
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Published : April 2, 2026, 6:38 p.m. | 28 minutes ago
Description :Fireshare facilitates self-hosted media and link sharing. Prior to version 1.5.3, the fix for CVE-2026-33645 was applied to the authenticated /api/uploadChunked endpoint but was not applied to the unauthenticated /api/uploadChunked/public endpoint in the same file (app/server/fireshare/api.py). An unauthenticated attacker can exploit the checkSum parameter to write arbitrary files with attacker-controlled content to any writable path on the server filesystem. This issue has been patched in version 1.5.3.
Severity: 0.0 | NA
Visit the link for more details, such as CVSS details, affected products, timeline, and more...