What’s Vulnerable › Vulnerabilities

CVE-2026-27514: Tenda F3 Plaintext Credential Exposure in Configuration Download

• Severity: medium (CVSS 6.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.3% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2026-02-23 · updated 2026-06-17
• Weakness: CWE-201

Description

Shenzhen Tenda F3 Wireless Router firmware V12.01.01.55_multi contains a sensitive information exposure vulnerability in the configuration download functionality. The configuration download response includes the router password and administrative password in plaintext. The endpoint also omits appropriate Cache-Control directives, which can allow the response to be stored in client-side caches and recovered by other local users or processes with access to cached browser data.

Affected products

• Shenzhen Tenda Technology Co., Ltd. Tenda F3: through 12.01.01.55_multi

References

• https://www.tendacn.com/product/F3
• https://www.vulncheck.com/advisories/tenda-f3-plaintext-credential-exposure-in-configuration-download

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