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CVE-2026-115396

5.5 · MEDIUM

Ghidra 10.3 before 12.2 contains an improper handling of highly compressed data vulnerability in ThemeReader.processIconFile() that fails to limit decompressed size or compression ratio.

Published Oct 22, 2026nsaCWE-409EPSS 0.13%

Overview

CVE-2026-115396 is a medium-severity vulnerability affecting nsa ghidra. It was published on October 22, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. It requires local or adjacent network access to exploit. No authentication or special privileges are required for exploitation.

Technical description

Ghidra 10.3 before 12.2 contains an improper handling of highly compressed data vulnerability in ThemeReader.processIconFile() that fails to limit decompressed size or compression ratio. Attackers can persuade a user to import a crafted theme ZIP whose icon entries expand to fill the host filesystem, causing later writes to fail.

Remediation

Check the references section for vendor advisories and patches from nsa. Update ghidra 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

VendorProductVersionsStatus
nsaghidra>= 10.3, < 12.2Affected

References

GitHubgithub.com/NationalSecurityAgency/ghidraGitHubgithub.com/NationalSecurityAgency/ghidra/commit/2c2bc5be182d655c9df418ac35b9782f39b6a784GitHubgithub.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_buildGitHubgithub.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-6mj8-x8x9-7gxqRefwww.vulncheck.com/advisories/ghidra-10.3-before-12.2-denial-of-service-via-compressed-theme-archive

How CyberStrike helps

Frequently asked questions

What is CVE-2026-115396?

CVE-2026-115396 is a medium-severity vulnerability affecting nsa ghidra. It was published on October 22, 2026 and has a CVSS 3.1 base score of 5.5 (MEDIUM).

How severe is CVE-2026-115396?

This vulnerability has a CVSS 3.1 base score of 5.5, rated MEDIUM. 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-2026-115396?

Check the references section for vendor advisories and patches from nsa. Update ghidra 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-2026-115396?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2026-115396 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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