CVE-2022-48339
7.8 · HIGHOverview
CVE-2022-48339 is a high-severity vulnerability affecting gnu emacs. It was published on February 20, 2023 and has a CVSS 3.1 base score of 7.8 (HIGH).
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
Technical Description
An issue was discovered in GNU Emacs through 28.2. htmlfontify.el has a command injection vulnerability. In the hfy-istext-command function, the parameter file and parameter srcdir come from external input, and parameters are not escaped. If a file name or directory name contains shell metacharacters, code may be executed.
Remediation
Check the references section for vendor advisories and patches from gnu. Update emacs to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
Affected Products
| Vendor | Product | Versions | Status |
|---|---|---|---|
| gnu | emacs | 0 | Affected |
References
Frequently Asked Questions
What is CVE-2022-48339?
CVE-2022-48339 is a high-severity vulnerability affecting gnu emacs. It was published on February 20, 2023 and has a CVSS 3.1 base score of 7.8 (HIGH).
How severe is CVE-2022-48339?
This vulnerability has a CVSS 3.1 base score of 7.8, rated HIGH. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.
How do I fix or remediate CVE-2022-48339?
Check the references section for vendor advisories and patches from gnu. Update emacs to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.
How can CyberStrike help with CVE-2022-48339?
CyberStrike's AI-powered security agents can automatically detect CVE-2022-48339 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.
How CyberStrike Helps
AI agents map your attack surface to find vulnerabilities like this one.
Automated penetration testing that runs continuously, not just quarterly.
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Browser-based exploitation validates findings with real proof-of-concept.
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