AC21 vulnerabilities | LiveThreat CVE Feed — Verisq

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AC

Product

AC21

by Tenda · last CVE Mar 23, 2026

29

CVEs

0

On KEV

9.8

Max CVSS

0

New 30D

Vulnerabilities29 In the news0 Timeline

Severity mix

Critical 4High 19Medium 6Low 0

Severity

All severities29 Critical4 High19 Medium6 Low0

Exploitation

On CISA KEV0 Exploited in the wild0

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Add AC21 to your stack to get only the CVEs that touch what you run.

CVE	CVSS	EPSS	Published	Summary · affected versions
CVE-2026-2147	5.3	1%	Feb 8	Tenda AC21 Web Management DownloadLog information disclosure Affected: 16.03.08.16
CVE-2025-65222	4.3	3%	Nov 20	Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the rebootTime parameter of /goform/SetSysAutoRebbotCfg Affected: 16.03.08.16
CVE-2025-65223	4.3	0%	Nov 20	Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo Affected: 16.03.08.16
CVE-2025-65220	4.3	0%	Nov 20	Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow in: /goform/SetVirtualServerCfg via the list parameter Affected: 16.03.08.16
CVE-2025-65221	4.3	0%	Nov 20	Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the list parameter of /goform/setPptpUserList Affected: 16.03.08.16
CVE-2025-65226	4.3	0%	Nov 20	Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the deviceId parameter in /goform/saveParentControlInfo Affected: 16.03.08.16