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CVE-2026-68766— hashcat through 7.1.2 Arbitrary File Write via Restore File Option Injection

Quick assessment

Affected
hashcat hashcat
Exploitation
Public or AI PoC available; prioritize validation
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

hashcat 在解析恢复文件时未能正确限制命令行选项，攻击者可以利用这一点注入用于输出重定向的选项（例如 和 ）。攻击者可以构造包含恶意选项的恢复文件，将受其控制的内容追加到任意文件中。当目标文件为 shell 启动文件时，这将导致代码执行。

CVSS 7.8 · High EPSS 0.16% · P6

Possible ATT&CK Techniques 1 AI

T1059 · Command and Scripting Interpreter

Affected Version Matrix 1

VendorProduct Version RangeStatus
hashcat hashcat ≤ 7.1.2 affected
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I. Basic Information for CVE-2026-68766

Vulnerability Information
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Vulnerability Title
hashcat through 7.1.2 Arbitrary File Write via Restore File Option Injection
Source: CVE Program / CVE List V5
Vulnerability Description
hashcat fails to restrict command-line options when parsing restore files, allowing attackers to inject output-redirecting options like --outfile and --potfile-path. Attackers can craft restore files with malicious options to append attacker-controlled content to arbitrary files, enabling code execution when targeting shell startup files.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
参数注入或修改
Source: CVE Program / CVE List V5

Affected Products

Vendor Product Affected Versions CPE Subscribe
hashcat hashcat 0 ~ 7.1.2 -

II. Public POCs for CVE-2026-68766

# POC Description Source Link Shenlong Link
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Qwen3.6-35B-A3B · 11043 chars
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III. Intelligence Information for CVE-2026-68766

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Patches & Fixes for CVE-2026-68766 (2)

Vendor Advisories for CVE-2026-68766 (1)

Proof of Concept for CVE-2026-68766 (2)

Same Patch Batch · hashcat · 2026-08-22 · 3 CVEs total

CVE-2026-68767 6.1 MEDIUM hashcat through 7.1.2 Off-by-One Out-of-Bounds Heap Write in fgetl()
CVE-2026-68768 6.1 MEDIUM hashcat through 7.1.2 Heap Buffer Overflow in outfile_write() via Oversized Username

IV. Related Vulnerabilities

Same product: hashcat
Same vendor: hashcat
Same weakness: CWE-88

V. Comments for CVE-2026-68766

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