What is CVE-2020-10989?

CVE-2020-10989 is a medium-severity vulnerability in Tenda Ac15, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-07-13.

How severe is CVE-2020-10989?

Medium severity. CVSS v3 base score is 6.1 out of 10.

XSS in Tenda Ac15

CVE-2020-10989

An XSS issue in the /goform/WifiBasicSet endpoint of Tenda AC15 AC1900 version 15.03.05.19 allows remote attackers to execute malicious payloads via the WifiName POST parameter.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2020-07-13 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 6.1 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N.

EPSS exploit prediction

EPSS: 0.009 (56.9th percentile), scored 2026-10-03.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 57th percentile — 56.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.009 · newest: 0.009 · change: 0.000

Affected products

Tenda Ac15
Tenda Ac15 Firmware — versions 15.03.05.19

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

www.ise.io/research/ (Third Party Advisory)
blog.securityevaluators.com/tenda-ac1900-vulnerabilities-discovered-and-exploit… (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2020-10989?: CVE-2020-10989 is a medium-severity vulnerability in Tenda Ac15, classified under Cross-site Scripting. CVSS score: 6.1/10. Published 2020-07-13.
How severe is CVE-2020-10989?: Medium severity. CVSS v3 base score is 6.1 out of 10.