CVE-2025-46035: tenda ac6_firmware Classic Buffer Overflow

Modified

Published 12-06-2025Last modified 05-07-2026

Vulnerability summary

CVE-2025-46035 is a high (CVSS 7.5) Classic Buffer Overflow vulnerability in tenda ac6_firmware. EPSS estimates a 0.63% chance of exploitation in the next 30 days, higher than 49.6% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk

40/100

0100

Medium · default modelHow is this calculated?

CVSS score

7.5/10

010

High · v3.1 (CVE.org)

EPSS score

0.63%

0%100%

Low · 0.00 pp in 30 days

KEVNot listedNot listed by any tracked catalog.

RansomwareNot flaggedNo ransomware use recorded.

Public exploits1github

Timeline

12-06-2025
PublishedVulnerability first disclosed.
05-07-2026
Last modifiedVulnerability information updated.

Description

Buffer Overflow vulnerability in Tenda AC6 v.15.03.05.16 allows a remote attacker to cause a denial of service via the oversized schedStartTime and schedEndTime parameters in an unauthenticated HTTP GET request to the /goform/openSchedWifi endpoint

CVSS metrics

2 scores · 2 sources · 1 version

v3.17.5

EPSS trend

Probability

0.63%

Chance of exploitation in the next 30 days

Percentile

50%

Versus all other CVEs

30-day change

No change 0.00 pp

From 0.63% on 23-09-2026

23-09-202623-10-2026

Known exploited

Compare KEV catalogs

CISA KEV

Not in the CISA KEV catalog.

ENISA CNW

Not in the ENISA CNW catalog.

CIRCL

Not in the CIRCL catalog.

Public exploits

1 found

githubUnverified
Mycve
Maturity: poc

Weaknesses

CWE · root cause

CWE-120Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer.

Affected systems

Tenda1 product

ac6_firmware15.03.05.16

1 vendor · 1 product

References

1 links

github.com/XiDP0/MyCVE/blob/main/CVE/Tenda%20AC6%20V15.03.05.16/setSchedWifi/setSchedWifi.mdExploitThird Party Advisory