CVE-2025-46814 is an HTTP header injection vulnerability in FastAPI Guard versions prior to 2.0.0. An attacker can manipulate the X-Forwarded-For header to inject arbitrary IP addresses, bypassing IP-based access controls and misleading logging systems. This vulnerability has a CVSS score of 7.5 (HIGH) due to its network attack vector, low complexity, and high impact on integrity. There is currently no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 2.0.0CPE matchmatch criteria | cpe:2.3:a:fastapi-guard:fastapi_guard:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:C/C:L/I:N/A:N
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.4 GitHub mentions.
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.