CVE-2025-6152 is a critical path traversal vulnerability affecting Steel Browser up to version 0.1.3, specifically within the handleFileUpload function in api/src/modules/files/files.routes.ts. This flaw allows an unauthenticated attacker to remotely manipulate filenames, potentially leading to arbitrary file system access. With a CVSS score of 9.8 (Critical), the vulnerability is easily exploitable over the network with low attack complexity and no user interaction, resulting in high impacts to confidentiality, integrity, and availability. Currently, there is no evidence of active exploitation, public exploit code, or significant community discussion, and it is not listed in CISA's KEV catalog.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
0.1.1CPE matchmatch criteria | cpe:2.3:a:steel:browser:0.1.1:beta1:*:*:*:*:*:* | ||
0.1.2CPE matchmatch criteria | cpe:2.3:a:steel:browser:0.1.2:beta:*:*:*:*:*:* | ||
0.1.3CPE matchmatch criteria | cpe:2.3:a:steel:browser:0.1.3:beta:*:*:*:*:*:* |
CVSS version used by this source: 4.0
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.