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CVE-2026-3071 - Vulnerability Analysis

HighCVSS: 8.4

Last Updated: February 27, 2026

Flair - Insecure Deserialization

Published: February 26, 2026Updated: February 27, 2026

Overview

Flair 0.4.1 to latest contains an insecure deserialization caused by loading malicious models in the LanguageModel class, letting attackers execute arbitrary code remotely, exploit requires loading a malicious model.

Severity & Score

Severity: High
CVSS Score: 8.4
EPSS Score: 5.6%(Probability of exploitation in next 30 days)

Impact

Attackers can execute arbitrary code remotely by loading a malicious model, potentially compromising the system.

Mitigation

Update to the latest version with deserialization fixes.

Social Media Activity(1 post)

TheHackerWire
TheHackerWire
@thehackerwire
Feb 26, 2026

🟠 CVE-2026-3071 - High (8.4) 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. šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-3071/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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Details

CVE ID
CVE-2026-3071
Severity
High
CVSS Score
8.4
Type
insecure_deserialization
Status
unconfirmed
EPSS
5.6%
Social Posts
1

CWE

  • CWE-502

CVSS Metrics

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Score

5.6%Probability of exploitation in the next 30 days