CVE-2026-24115

Name: CVE-2026-24115
Creator: NVD / NIST
Published: 2026-03-02T15:16:33.977+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.69%

Last modified Jun 17, 2026

CVE-2026-24115 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Failure to validate the sizes of `gstup` and `gstdwn` before concatenating them into `gstruleQos` may lead to buffer overflow.. EPSS estimates a 0.69% chance of exploitation in the next 30 days.

Description

An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Failure to validate the sizes of `gstup` and `gstdwn` before concatenating them into `gstruleQos` may lead to buffer overflow.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

0.69%

48.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tenda	W20e Firmware	15.11.0.6

References

https://github.com/akuma-QAQ/CVEreport/tree/main/D-link/CVE-2026-24115Exploit, Third Party Advisory
https://www.tenda.com.cn/material/show/2707Product

Timeline

Published: Mar 2, 2026
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2026-24115?

An issue was discovered in Tenda W20E V4.0br_V15.11.0.6. Failure to validate the sizes of `gstup` and `gstdwn` before concatenating them into `gstruleQos` may lead to buffer overflow.

How severe is CVE-2026-24115?

CVE-2026-24115 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.69% probability of exploitation in the next 30 days.

How do I fix CVE-2026-24115?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-24115?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST