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CVE-2026-4974 - Vulnerability Analysis

HighCVSS: 8.8

Last Updated: March 27, 2026

Tenda AC7 - Buffer Overflow

Published: March 27, 2026Updated: March 27, 2026Remote Exploitable

Overview

Tenda AC7 15.03.06.44 contains a stack-based buffer overflow caused by manipulation of the "Time" argument in /goform/SetSysTimeCfg POST request handler, letting remote attackers cause memory corruption, exploit requires crafted request.

Severity & Score

Severity: High
CVSS Score: 8.8
EPSS Score: 0.0%(Probability of exploitation in next 30 days)

Impact

Remote attackers can cause memory corruption leading to potential code execution or system crash.

Mitigation

Update to the latest available version.

Social Media Activity(2 posts)

TheHackerWire
TheHackerWire
@thehackerwire
Mar 27, 2026

🟠 CVE-2026-4974 - High (8.8) 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 bu... šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-4974/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

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TheHackerWire
TheHackerWire
@thehackerwire
Mar 27, 2026

🟠 CVE-2026-4974 - High (8.8) 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 bu... šŸ”— https://www.thehackerwire.com/vulnerability/CVE-2026-4974/ #CVE #vulnerability #infosec #cybersecurity #security #Tenda #patchstack

View original post

Details

CVE ID
CVE-2026-4974
Severity
High
CVSS Score
8.8
Type
buffer_overflow
Status
new
EPSS
0.0%
Social Posts
2

CWE

  • CWE-119

CVSS Metrics

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

EPSS Score

0.0%Probability of exploitation in the next 30 days