CVE-2025-65223
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform...
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo.
Attack profile
How easy it is to exploit
- Attack vector
- Adjacent network
- Complexity
- Low
- Privileges needed
- None
- User interaction
- None
What an attacker can affect
- Confidentiality
- None
- Integrity
- None
- Availability
- Low
Exploit likelihood
What each source reports
CVE List Score used
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo.
- Record
CVE-2025-65223- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-121
- Updated
- 2026-11-02
EUVDEUVD-2025-198266
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo.
- Record
EUVD-2025-198266- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Updated
- 2026-11-02
GitHub AdvisoriesGHSA-g293-7m92-j383
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform...
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo.
- Record
GHSA-g293-7m92-j383- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-121
- Updated
- 2026-11-02
NVD
Tenda AC21 V16.03.08.16 is vulnerable to Buffer Overflow via the urls parameter of /goform/saveParentControlInfo.
- Record
CVE-2025-65223- CVSS 3.1
- 4.3 Medium
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L - Weakness
- CWE-121
- Updated
- 2026-11-05
Affected products
History
| Recorded | Changed | Sources |
|---|---|---|
| facts | NVD | |
| first indexed | CVE List, EUVD, GitHub Advisories, NVD |
Dates are when Every CVE recorded each change. Upstream dates may differ.
In short
CVE-2025-65223 is a medium vulnerability (CVSS 4.3) in Tenda Ac21 Firmware, published November 20, 2025. No source lists public exploit code. EPSS puts the chance of exploitation in the next 30 days at 0.32%, the 24th percentile. No source names a fixed version.