CVE-2026-33645 is an authenticated path traversal vulnerability affecting Fireshare version 1.5.1, allowing attackers to write arbitrary files outside the intended upload directory through its chunked upload endpoint due to unsanitized input. Rated 8.1 HIGH, this flaw has low attack complexity and requires only low privileges, enabling unauthorized file writes that can severely impact system integrity and availability. There is currently no evidence of active exploitation, public exploit code, or significant community attention for this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
1.5.1CPE matchmatch criteria | cpe:2.3:a:shaneisrael:fireshare:1.5.1:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
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No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.