What’s Vulnerable › Vulnerabilities

CVE-2026-2930: Tenda A18 Httpd Service UploadCfg webCgiGetUploadFile stack-based overflow

• Severity: high (CVSS 8.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.4% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-22 · updated 2026-06-17
• Weakness: CWE-119

Description

A vulnerability was identified in Tenda A18 15.13.07.13. The affected element is the function webCgiGetUploadFile of the file /cgi-bin/UploadCfg of the component Httpd Service. Such manipulation of the argument boundary leads to stack-based buffer overflow. The attack can be executed remotely. The exploit is publicly available and might be used.

Affected products

• Tenda A18: 15.13.07.13

References

• https://github.com/master-abc/cve/issues/40
• https://vuldb.com/?ctiid.347277
• https://vuldb.com/?id.347277
• https://vuldb.com/?submit.755227
• https://www.tenda.com.cn/

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