CVE-2025-66627 is a Use After Free vulnerability affecting Wasmi, a WebAssembly interpreter, in several versions (0.41.0-0.47.1, 0.50.0-0.51.2, and 1.0.0). This flaw, triggered by specific WebAssembly memory growth conditions, can lead to memory corruption, information disclosure, or remote code execution. With a CVSS score of 7.8 (High), it presents a significant risk, requiring local access and low privileges for exploitation. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this vulnerability.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 0.41.0, < 0.41.2CPE matchmatch criteria | cpe:2.3:a:wasmi-labs:wasmi:*:*:*:*:*:rust:*:* | ||
>= 0.47.0, < 0.47.1CPE matchmatch criteria | cpe:2.3:a:wasmi-labs:wasmi:*:*:*:*:*:rust:*:* | ||
>= 0.51.0, < 0.51.3CPE matchmatch criteria | cpe:2.3:a:wasmi-labs:wasmi:*:*:*:*:*:rust:*:* | ||
1.0.0CPE matchmatch criteria | cpe:2.3:a:wasmi-labs:wasmi:1.0.0:*:*:*:*:rust:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.2 Bluesky, 0.1 Mastodon, and 0.2 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.