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CVE-2026-75421

Quick assessment

Affected
n/a n/a
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.

aria2是aria2团队的一款支持多协议的命令行下载工具。 aria2 1.37.0及之前版本存在安全漏洞，该漏洞源于IOFile::getLine()函数存在栈缓冲区下溢。

AI Predicted 7.5 Difficulty: Hard EPSS 0.16% · P4

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution

Affected Version Matrix 1

VendorProduct Version RangeStatus
n/a n/a n/a affected
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I. Basic Information for CVE-2026-75421

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
aria2 <=1.37.0 has a stack-buffer-underflow vulnerability in the IOFile::getLine() function.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
N/A
Source: CVE Program / CVE List V5
Vulnerability Title
aria2 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
aria2是aria2团队的一款支持多协议的命令行下载工具。 aria2 1.37.0及之前版本存在安全漏洞，该漏洞源于IOFile::getLine()函数存在栈缓冲区下溢。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)

Affected Products

Vendor Product Affected Versions CPE Subscribe
- n/a n/a -

II. Public POCs for CVE-2026-75421

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2026-75421

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Patches & Fixes for CVE-2026-75421 (1)

Other References for CVE-2026-75421 (1)

Same Patch Batch · n/a · 2026-08-25 · 15 CVEs total

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CVE-2026-38465 Mosasauroidea GazellePW 安全漏洞
CVE-2026-38469 Mosasauroidea GazellePW 安全漏洞
CVE-2026-38474 Mosasauroidea GazellePW 安全漏洞
CVE-2026-38473 Mosasauroidea GazellePW 安全漏洞
CVE-2026-38472 Mosasauroidea GazellePW 安全漏洞
CVE-2026-38470 Mosasauroidea GazellePW 安全漏洞

IV. Related Vulnerabilities

Same product: n/a
Same vendor: n/a

V. Comments for CVE-2026-75421

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