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CVE-2026-52191

AI Predicted 7.5 Difficulty: Easy EPSS 0.22% · P13

Possible ATT&CK Techniques 1AI

T1190 · Exploit Public-Facing Application

Affected Version Matrix 1

VendorProductVersion RangeStatus
n/an/an/aaffected
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I. Basic Information for CVE-2026-52191

Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
Buffer Overflow vulnerability in UTT nv518G nv518GV3v3.2.7-210919-161313 allows a remote attacker to cause a denial of service via the gohead/sub_444C8C component
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Title
UTT nv518G 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
UTT nv518G是中国UTT公司的一款企业级网络交换机。 UTT nv518G nv518GV3v3.2.7-210919-161313版本存在缓冲区溢出漏洞，该漏洞源于gohead/sub_444C8C组件存在缓冲区溢出，可能导致远程攻击者造成拒绝服务。
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

VendorProductAffected VersionsCPESubscribe
-n/a n/a -

II. Public POCs for CVE-2026-52191

#POC DescriptionSource LinkShenlong Link
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III. Intelligence Information for CVE-2026-52191

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Proof of Concept for CVE-2026-52191 (1)

Vendor Pages for CVE-2026-52191 (1)

Same Patch Batch · n/a · 2026-07-02 · 10 CVEs total

CVE-2026-52187UTT nv518G 缓冲区溢出漏洞
CVE-2026-52192UTT nv518G 拒绝服务漏洞
CVE-2026-52188UTT nv518G 缓冲区溢出漏洞
CVE-2026-52189UTT nv518G 缓冲区溢出漏洞
CVE-2026-38968NTOP ntopng 安全漏洞
CVE-2026-38971ArduPilot Project 安全漏洞
CVE-2026-38969Ruby Webrick 安全漏洞
CVE-2026-38972rizonesoft notepad3 安全漏洞
CVE-2026-38970pdfcpu 安全漏洞

IV. Related Vulnerabilities

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

V. Comments for CVE-2026-52191

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