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I. Basic Information for CVE-2026-4497
Vulnerability Information
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Vulnerability Title
Totolink WA300 cstecgi.cgi recvUpgradeNewFw os command injection
Source: NVD (National Vulnerability Database)
Vulnerability Description
A vulnerability was determined in Totolink WA300 5.2cu.7112_B20190227. Affected by this issue is the function recvUpgradeNewFw of the file /cgi-bin/cstecgi.cgi. This manipulation causes os command injection. Remote exploitation of the attack is possible. The exploit has been publicly disclosed and may be utilized.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
Source: NVD (National Vulnerability Database)
Vulnerability Type
OS命令中使用的特殊元素转义处理不恰当(OS命令注入)
Source: NVD (National Vulnerability Database)
Vulnerability Title
TOTOLINK WA300 操作系统命令注入漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
TOTOLINK WA300是中国吉翁电子（TOTOLINK）公司的一款无线接入点。 TOTOLINK WA300 5.2cu.7112_B20190227版本存在操作系统命令注入漏洞，该漏洞源于文件/cgi-bin/cstecgi.cgi中函数recvUpgradeNewFw存在os命令注入，可能导致远程执行任意代码。
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
TotolinkWA300 5.2cu.7112_B20190227 cpe:2.3:o:totolink:wa300_firmware:*:*:*:*:*:*:*:*
II. Public POCs for CVE-2026-4497
#POC DescriptionSource LinkShenlong Link
AI-Generated POCPremium
kimi-k2.5 · 7161 chars
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III. Intelligence Information for CVE-2026-4497
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IV. Related Vulnerabilities
Same product: WA300
Same vendor: Totolink
Same weakness: CWE-78
V. Comments for CVE-2026-4497

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