TP-Link Archer MR600/TL-MR100/TL-MR150/TL-MR6400 2/3.2/8.0 HTTP service null pointer dereference

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.46

Summaryinfo

A vulnerability classified as critical has been found in TP-Link Archer MR600, TL-MR100, TL-MR150 and TL-MR6400 2/3.2/8.0. This issue affects some unknown processing of the component HTTP service. This manipulation causes null pointer dereference. This vulnerability is registered as CVE-2026-8619. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in TP-Link Archer MR600, TL-MR100, TL-MR150 and TL-MR6400 2/3.2/8.0. It has been declared as critical. Affected by this vulnerability is some unknown processing of the component HTTP service. The manipulation with an unknown input leads to a null pointer dereference vulnerability. The CWE definition for the vulnerability is CWE-476. A NULL pointer dereference occurs when the application dereferences a pointer that it expects to be valid, but is NULL, typically causing a crash or exit. As an impact it is known to affect availability. The summary by CVE is:

An unauthenticated denial-of-service vulnerability was identified in TP-Link TL-MR100 v3.2, TL-MR150 v3.2, TL-MR6400 v8.0 and Archer MR600 v2, due to improper handling of exceptional request conditions that may lead to a NULL pointer dereference.  A remote attacker on an adjacent network can send a specially crated HTTP request to trigger a crash of the HTTP service process. Successful exploitation may cause the HTTP service to crash, making the web management interface and HTTP-dependent functionality temporarily unavailable.

It is possible to read the advisory at tp-link.com. This vulnerability is known as CVE-2026-8619 since 05/14/2026. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Null pointer dereference
CWE: CWE-476 / CWE-404
CAPEC: 🔒
ATT&CK: 🔒

Physical: No
Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

05/14/2026 CVE reserved
08/19/2026 +97 days VulDB entry created
08/20/2026 +0 days Advisory disclosed
08/20/2026 +0 days VulDB entry last update

Sourcesinfo

Vendor: tp-link.com

Advisory: tp-link.com
Status: Not defined

CVE: CVE-2026-8619 (🔒)
GCVE (CVE): GCVE-0-2026-8619
GCVE (VulDB): GCVE-100-393595

Entryinfo

Created: 08/20/2026 01:30
Changes: 08/20/2026 01:30 (65)
Complete: 🔍
Cache ID: 216::103

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