CVE-2025-56648 is an Origin Validation Error vulnerability affecting npm parcel versions 2.0.0-alpha and earlier. Malicious websites can exploit this by sending XMLHTTPRequests to a developer's local Parcel development server, allowing them to read responses and potentially steal source code. Rated as MEDIUM severity with a CVSS score of 6.5, this vulnerability requires user interaction (UI:R) and has a high impact on confidentiality (C:H). There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
<= 1.10.3CPE matchmatch criteria | cpe:2.3:a:parceljs:parcel:*:*:*:*:*:*:*:* | ||
2.0.0CPE matchmatch criteria | cpe:2.3:a:parceljs:parcel:2.0.0:alpha0:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.