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CVE-2026-31255

critical · 9.8

A command injection vulnerability exists in Tenda AC18 V15.03.05.05_multi. The vulnerability is located in the /goform/SetSambaCfg interface, where improper handling of the guestuser parameter allows attackers to execute arbitrary system commands.

9.8
CVSS
1.1%
EPSS (exploit prob.)
65th
EPSS percentile
2026-04-27
Published

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses

CWE-77

Affected products

VendorProductAffected versions
tendaac18_firmware15.03.05.05
tendaac18all versions

Check a specific version with /api/v1/cve/match.

References

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-31255