CVE-2025-70314

webfsd 1.21 is vulnerable to a Buffer Overflow via a crafted request

Critical · published February 12, 2026

CVSS v3.1
9.8
EPSS
1%
Percentile
42.7
In the wild
Unconfirmed
What it is

webfsd 1.21 is vulnerable to a Buffer Overflow via a crafted request. This is due to the filename variable

The record
Technical detail
CVSS v3.1
9.8 · CRITICAL
Vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00510 · 42.7th percentile
Published
2026-02-12T00:00Z
EPSS history
Timeline
  • 12 FEB 00:00Z
    webfsd 1.21 is vulnerable to a Buffer Overflow via a crafted request
    cvelistv5