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Golang CVE-2026-3769

HIGH
Buffer Overflow (CWE-119)
2026-03-08 cna@vuldb.com
Golang Buffer Overflow Stack Overflow F453 Firmware
8.8
CVSS 3.1 · NVD
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Severity by source

NVD PRIMARY
8.8 HIGH
AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
Low
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 12, 2026 - 21:55 vuln.today
PoC Detected
Mar 09, 2026 - 15:25 vuln.today
Public exploit code
CVE Published
Mar 08, 2026 - 21:15 nvd
HIGH 8.8

DescriptionCVE.org

A vulnerability was detected in Tenda F453 1.0.0.3. Affected by this issue is the function WrlclientSet of the file /goform/WrlclientSet. The manipulation of the argument GO results in stack-based buffer overflow. The attack can be executed remotely. The exploit is now public and may be used.

AnalysisAI

Stack-based buffer overflow in Tenda F453 firmware 1.0.0.3 allows remote attackers with valid credentials to achieve unauthenticated code execution through a malformed GO parameter in the WrlclientSet function. Public exploit code exists for this vulnerability, and no patch is currently available. …

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Attack ChainAIDerived

Hypothetical attack flow derived from CVE metadata

Access
Authenticate to Tenda F453 management interface
Delivery
Send crafted POST request to /goform/WrlclientSet
Exploit
Inject oversized GO parameter
Execution
Trigger stack-based buffer overflow
Impact
Execute arbitrary code
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Vulnerability AssessmentAI

Exploitation Tenda F453 firmware 1.0.0.3 with accessible /goform/WrlclientSet endpoint. … Additional conditions and limiting factors are described in the full assessment.
Risk Assessment CVSS 8.8 (HIGH). … Full risk analysis with EPSS, KEV, and SSVC signal comparison available after sign-in.
Exploit Scenario A remote attacker could exploit this flaw, stack-based buffer overflow.
Remediation Monitor vendor advisories for a patch. … Detailed patch versions, workarounds, and compensating controls in full report.
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Recommended ActionAI

Within 24 hours: Inventory all Tenda F453 devices in production and isolate critical instances from sensitive networks. …

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CVE-2026-3769 vulnerability details – vuln.today
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