# CVE-2026-4974: A flaw has been found in Tenda AC7 15.03.06.44. Affected by this issue is the function fromSetSysTime of the file…

Source: https://junglewise.ai/threats/cve-2026-4974-a-flaw-has-been-found-in-tenda-ac7-15-03-06-44-affected-by-this  
Publisher: Junglewise Threat Intelligence, https://junglewise.ai/threats  
Published: 2026-03-27  
License: CC BY 4.0 with a link back

CVE-2026-4974 · Severity: high · CVSS 8.8 · Published 2026-03-27

A flaw has been found in Tenda AC7 15.03.06.44. Affected by this issue is the function fromSetSysTime of the file /goform/SetSysTimeCfg of the component POST Request Handler. Executing a manipulation of the argument Time can lead to stack-based buffer overflow. It is possible to launch the attack remotely. The exploit has been published and may be used.

Technologies: [Tenda Ac7](https://junglewise.ai/threats/technologies/ac7), [Tenda Ac7 Firmware](https://junglewise.ai/threats/technologies/ac7-firmware). Vendors: [Tenda](https://junglewise.ai/threats/vendors/tenda).

## Quick answers

**Is CVE-2026-4974 exploited in the wild?** No. Junglewise Threat Intelligence has no report of CVE-2026-4974 being exploited in the wild.

**How severe is CVE-2026-4974?** High severity, with a CVSS score of 8.8, published 27 March 2026.

**Which products and versions are affected?** Tenda Ac7, Tenda Ac7 Firmware. The advisory does not name versions.

**Is there a fix for CVE-2026-4974?** No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.

**Am I affected by CVE-2026-4974?** Check whether you run Tenda Ac7 or Tenda Ac7 Firmware. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

## Affected products

- Tenda Ac7
- Tenda Ac7 Firmware

## Related threats

- [Tenda AC7 stack overflow in /goform/AdvSetMacMtuWan](https://junglewise.ai/threats/cve-2026-51846-tenda-ac7-stack-overflow-in-goform-advsetmacmtuwan)
- [Tenda AC7 stack buffer overflow in AdvSetMacMtuWan](https://junglewise.ai/threats/cve-2026-51845-tenda-ac7-stack-buffer-overflow-in-advsetmacmtuwan)
- [Tenda AC7 stack buffer overflow in AdvSetMacMtuWan](https://junglewise.ai/threats/cve-2026-51844-tenda-ac7-stack-buffer-overflow-in-advsetmacmtuwan)
- [Tenda AC7 stack buffer overflow in AdvSetMacMtuWan](https://junglewise.ai/threats/cve-2026-51843-tenda-ac7-stack-buffer-overflow-in-advsetmacmtuwan)
- [A vulnerability was determined in Tenda AC7 15.03.06.44. This affects an unknown function of the file…](https://junglewise.ai/threats/cve-2025-11586-a-vulnerability-was-determined-in-tenda-ac7-15-03-06-44-this)