Security Digest: February 9, 2026 - 3 Critical Vulnerabilities

Today's security landscape reveals three high-severity vulnerabilities that demand immediate attention: command injection in Super-linter, denial of service in axios, and CORS policy bypass in Litestar.

· 3 min read

Urgent Security Threats Detected: Act Now

Executive Summary

Today's security landscape reveals three high-severity vulnerabilities that demand immediate attention: command injection in Super-linter, denial of service in axios, and CORS policy bypass in Litestar. Immediate action is required to protect your systems and data.

Critical Vulnerabilities

CVE-2026-25761: Super-linter Command Injection

Impact: Attackers can execute arbitrary commands and expose credentials like GITHUB_TOKEN.

Affected Systems: Actions using super-linter/super-linter and super-linter/super-linter/slim.

Immediate Action: Temporarily disable Super-linter in workflows handling untrusted pull requests.

Mitigation: Update to the latest fixed version from the GitHub repository as soon as available. Review and tighten permissions on GITHUB_TOKEN.

CVE-2026-25639: Axios Denial of Service

Impact: Malicious configurations can cause application crashes, leading to a denial of service.

Affected Systems: Applications using axios for HTTP requests, especially Node.js environments.

Immediate Action: Verify input sources to ensure malicious payloads are not processed by axios.

Mitigation: Apply the latest security patch from the npm axios repository. Implement input validation to filter out objects with __proto__ properties.

CVE-2026-25478: Litestar CORS Policy Bypass

Impact: Unauthorized cross-origin access may expose sensitive data.

Affected Systems: Applications using Litestar with vulnerable CORS configurations.

Immediate Action: Immediately audit CORS configurations to ensure correct origin validation.

Mitigation: Update to the latest version of Litestar with patched CORS handling. Manually escape metacharacters in allowlist entries if updates are delayed.

What to Do Now

  1. Disable or restrict use of vulnerable components in high-risk workflows.
  2. Apply available patches and updates immediately.
  3. Perform thorough audits of system configurations and access controls.
  4. Monitor logs for unusual activity or failed access attempts.

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