CVE-2026-8784— npitre cramfs-tools cramfsck.c change_file_status symlink
Possible ATT&CK Techniques 1AI
T1552.005 · Cloud Instance Metadata APIAffected Version Matrix 3
| Vendor | Product | Version Range | Status |
|---|---|---|---|
| npitre | cramfs-tools | 2.0 | affected |
2.1 | affected | ||
2.2 | affected |
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I. Basic Information for CVE-2026-8784
Vulnerability Information
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Vulnerability Title
npitre cramfs-tools cramfsck.c change_file_status symlink
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was detected in npitre cramfs-tools up to 2.2. Affected is the function change_file_status of the file cramfsck.c. Performing a manipulation results in symlink following. The attack requires a local approach. The exploit is now public and may be used. The patch is named b4a3a695c9873f824907bd15659f2a6ac7667b4f. It is recommended to apply a patch to fix this issue.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
CWE-61
Source: NVD (National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| npitre | cramfs-tools | 2.0 | cpe:2.3:a:npitre:cramfs-tools:*:*:*:*:*:*:*:* |
II. Public POCs for CVE-2026-8784
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other · 2
- https://vuldb.com/submit/811897third-party-advisory
- CVE-2026-8784 | npitre cramfs-tools up to 2.2 cramfsck.c change_file_status symlink (Issue 13)vdb-entrytechnical-description
- https://nvd.nist.gov/vuln/detail/CVE-2026-8784
IV. Related Vulnerabilities
Same weakness: CWE-61
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V. Comments for CVE-2026-8784
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