CVE-2026-3071CWE-502

Deserialization of untrusted data in the LanguageModel class of Flair from versions 0.4.1 to latest are vulnerable to arbitrary code execution when loading a…

High · published February 26, 2026

CVSS v3.1
8.4
EPSS
0%
Percentile
37.7
In the wild
Unconfirmed
What it is

Deserialization of untrusted data in the LanguageModel class of Flair from versions 0.4.1 to latest are vulnerable to arbitrary code execution when loading a malicious model.

The record
Technical detail
CVSS v3.1
8.4 · HIGH
Vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CVSS v4.0
Not supplied
EPSS
0.00445 · 37.7th percentile
Weakness
CWE-502 · Deserialization of Untrusted Data
Published
2026-02-26T14:56Z
EPSS history
Timeline
  • 26 FEB 14:56Z
    Deserialization of untrusted data in the LanguageModel class of Flair from versions 0.4.1 to latest are vulnerable to arbitrary code execution when loading a…
    cvelistv5