Severity:

CRITICAL RISK

(10.0)

Improper File Access Control via Path Handling

CVE-2026-27211

Published:

21 Feb 2026

Status:

Analyzed

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

NDV

Recent Vulnerabilities

CWE-74;CWE-94

HIGH RISK

HIGH

(7.3)

Code Injection (CWE-94) in ANTLR4 Grammar Action Block

Arbitrary Code Execution in Generated Artifacts

28 June 2026

CWE-74;CWE-89

HIGH RISK

HIGH

(7.3)

SQL Injection (CWE-89) in Restaurant Password Reset

Authentication Data Exposure and Account Compromise

28 June 2026

Vulnerability Type

Category:

Improper File Access Control via Path Handling

CWE:

CWE-73

Impact:

Arbitrary Host File Exfiltration (Guest-to-Host Information Disclosure)

Severity:

CRITICAL RISK

(10.0)

CVSS Version:

3.1

Vulnerability Type

Category:

Improper File Access Control via Path Handling

CWE:

CWE-73

Impact:

Arbitrary Host File Exfiltration (Guest-to-Host Information Disclosure)

Severity:

CRITICAL RISK

(10.0)

CVSS Version:

3.1

Catch This CVE While Code Is Being Written

Detect vulnerable code directly in pull requests, so CVEs are fixed before merge.

Get Started

Ship clean & secure code faster

Start Free Trial

Get Pentest Report

Ship clean & secure code faster

Start Free Trial

Get Pentest Report

Ship clean & secure code faster

Start Free Trial

Get Pentest Report

CodeAnt AI is an offensive and defensive security platform.

Defensive + offensive security.

From first line of code to a pentest
that knows every line of it.

SOC 2 Type II certified | CodeAnt AI is independently audited and compliant with SOC 2 Type II security standards

Ask AI for summary of CodeAnt

Defensive + offensive security.

From first line of code to a pentest that knows every line of it.

Ask AI for summary of CodeAnt

Defensive + offensive security.

From first line of code to a pentest that knows every line of it.

Ask AI for summary of CodeAnt

Improper File Access Control via Path Handling

Summary

Affected Context

Exploit Preconditions

Why This Happens

Potential Impact

General Mitigation Guidance

How Teams Detect Issues Like This

Frequently Asked Questions

Source

Recent Vulnerabilities

HIGH RISK

HIGH

(7.3)

Code Injection (CWE-94) in ANTLR4 Grammar Action Block

HIGH RISK

HIGH

(7.3)

SQL Injection (CWE-89) in Restaurant Password Reset

Vulnerability Type

Vulnerability Type

Vulnerability Type

Catch This CVE While Code Is Being Written

Ship clean & secure code faster

Ship clean & secure code faster

Ship clean & secure code faster

Product

Compare

Company

Developers

Legal

Product

Compare

Company

Developers

Legal

Product

Compare

Company

Developers

Legal