---
cve: "CVE-2026-115396"
severity: "MEDIUM"
cvss: 6.8
epss: "0.1%"
vendor: "NationalSecurityAgency"
kev: false
exploited: false
published: "2026-10-22 19:17:47"
tags: [cve, security, medium]
source: tsecurity.de CVE-Dossier
exported: "2026-11-01T17:11:48+01:00"
---

# CVE-2026-115396

> 6.8 MEDIUM · 🧪 PoC

## Beschreibung

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.

## CNA-Record (Kanon, cvelistV5)

- CNA: **VulnCheck**
- State: PUBLISHED
- Stand: 2026-10-29 02:33:07
- CNA-CVSS: **6.8** (`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-Anreicherung (vulnrichment/ADP)

- CISA-SSVC (Coordinator, v2.0.3):
  - Exploitation: **none**
  - Automatable: **no**
  - Technical Impact: **partial**

## CVSS-Vektor

```
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
```

| Metrik | Wert | Bewertung |
|---|---|---|
| AV Angriffsvektor | Lokal | good |
| AC Komplexität | Gering | bad |
| PR Privilegien | Keine | bad |

## Schwachstellen-Klasse

- **CWE-409** — Improper Handling of Highly Compressed Data (Data Amplification)
  The product does not handle or incorrectly handles a compressed input with a very high compression ratio that produces a large output.

## Patch verfügbar (OSV)

- 8ca9077040cc43cd790babcfccf19475622a3e9a (Commit)
- 2c2bc5be182d655c9df418ac35b9782f39b6a784 (Commit)

## Referenzen

- <https://github.com/NationalSecurityAgency/ghidra/security/advisories/GHSA-6mj8-x8x9-7gxq>
- <https://github.com/NationalSecurityAgency/ghidra/commit/2c2bc5be182d655c9df418ac35b9782f39b6a784>
- <https://github.com/NationalSecurityAgency/ghidra/releases/tag/Ghidra_12.2_build>
- <https://github.com/NationalSecurityAgency/ghidra>
- <https://www.vulncheck.com/advisories/ghidra-10.3-before-12.2-denial-of-service-via-compressed-theme-archive>

---
_Exportiert aus dem [tsecurity.de CVE-Dossier](https://tsecurity.de/sicherheitsluecken/cve-2026-115396/) · Datenquellen: EUVD (ENISA), NVD, OSV, CISA KEV, FIRST EPSS, Exploit-DB, BSI WID (CSAF)_