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CVE-2026-115398— Ghidra before 12.2 Denial of Service via TAR and ZIP File System Mount

Quick assessment

Affected
NationalSecurityAgency ghidra
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

12.2 版本之前的 Ghidra 在由 TarFileSystem 和 ZipFileSystem 使用的 FileSystemIndexHelper 组件中存在一个“无限制资源分配”漏洞。该组件会存储无上限的归档条目。攻击者可以诱使用户打开或批量导入一个包含过量条目的恶意 TAR 或 ZIP 归档文件，从而耗尽 Java 堆内存并导致会话挂起。

CVSS 5.5 · Medium EPSS 0.12% · P2

Affected Version Matrix 1

VendorProduct Version RangeStatus
NationalSecurityAgency ghidra < 12.2 affected
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I. Basic Information for CVE-2026-115398

Vulnerability Information
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Vulnerability Title
Ghidra before 12.2 Denial of Service via TAR and ZIP File System Mount
Source: CVE Program / CVE List V5
Vulnerability Description
Ghidra before 12.2 contains a resource allocation without limits vulnerability in FileSystemIndexHelper used by TarFileSystem and ZipFileSystem, which store unbounded archive entries. Attackers can persuade a user to open or batch-import a crafted TAR or ZIP archive with excessive entries to exhaust the Java heap and hang the session.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
不加限制或调节的资源分配
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
NationalSecurityAgency ghidra 0 ~ 12.2 -

II. Public POCs for CVE-2026-115398

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III. Intelligence Information for CVE-2026-115398

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Patches & Fixes for CVE-2026-115398 (1)

Vendor Advisories for CVE-2026-115398 (2)

Vendor Pages for CVE-2026-115398 (2)

Same Patch Batch · NationalSecurityAgency · 2026-10-22 · 6 CVEs total

CVE-2026-115397 5.5 MEDIUM Ghidra before 12.2 Denial of Service via Extension Archive Install
CVE-2026-115396 5.5 MEDIUM Ghidra 10.3 before 12.2 Denial of Service via Compressed Theme Archive
CVE-2026-115395 5.5 MEDIUM Ghidra 10.3 before 12.2 Denial of Service via ThemeReader.readZipTheme()
CVE-2026-115394 5.5 MEDIUM Ghidra through 12.2 Denial of Service via BinaryField Memory Allocation
CVE-2026-115503 5.5 MEDIUM Ghidra before 12.2 Denial of Service via Compressed Extension Archive

IV. Related Vulnerabilities

Same product: ghidra
Same vendor: NationalSecurityAgency
Same weakness: CWE-770

V. Comments for CVE-2026-115398

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