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CVE-2026-15271: Least Privilege Violation in TOTOLINK A3000RU

0
High
VulnerabilityCVE-2026-15271cvecve-2026-15271
Published: 07/09/2026 (07/09/2026, 21:30:10 UTC)
Source: CVE Database V5
Vendor/Project: TOTOLINK
Product: A3000RU

Description

A high-severity security vulnerability (CVE-2026-15271) affects several TOTOLINK router models including A3000RU, A3100R, A950RG, AC1200T10, CP450, CS185R_T10, and EX200 up to the build dated 20260906. The issue involves a least privilege violation related to the /etc/boa/boa.conf file in the web interface component. The vulnerability can be exploited remotely but requires high attack complexity, and no known exploits are currently in the wild.

CVSS v4.0

Score 7.7high

Attack Vector
Network
Attack Complexity
High
Attack Requirements
None
Privileges Required
Low
User Interaction
None
Vuln. Confidentiality
High
Vuln. Integrity
High
Vuln. Availability
High
Subsq. Confidentiality
None
Subsq. Integrity
None
Subsq. Availability
None
CVSS:4.0/AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X

Affected software

CPE configurations (7)
cpe:2.3:a:totolink:a3000ru:*:*:*:*:*:*:*:*
cpe:2.3:a:totolink:a3100r:*:*:*:*:*:*:*:*
cpe:2.3:a:totolink:a950rg:*:*:*:*:*:*:*:*
cpe:2.3:a:totolink:ac1200t10:*:*:*:*:*:*:*:*
cpe:2.3:a:totolink:cp450:*:*:*:*:*:*:*:*
cpe:2.3:a:totolink:cs185r_t10:*:*:*:*:*:*:*:*

AI-Powered Analysis

Machine-generated threat intelligence

AILast updated: 07/09/2026, 22:03:07 UTC

Technical Analysis

CVE-2026-15271 is a vulnerability in the web interface component of multiple TOTOLINK router models, specifically involving an unknown functionality of the /etc/boa/boa.conf configuration file. This vulnerability allows an attacker to bypass least privilege restrictions remotely. The attack complexity is high, and exploitation is considered difficult. No remediation or patch information is currently available, and no known exploits have been reported in the wild.

Potential Impact

Successful exploitation of this vulnerability could lead to a least privilege violation, potentially allowing an attacker to perform actions beyond their authorized permissions on the affected devices. However, the high attack complexity and lack of known exploits reduce the immediate risk.

Mitigation Recommendations

Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Since no official fix or workaround is documented, users should monitor TOTOLINK advisories for updates. No specific mitigations are currently provided.

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Technical Details

Data Version
5.2
Assigner Short Name
VulDB
Date Reserved
2026-07-09T14:50:16.412Z
Cvss Version
4.0
State
PUBLISHED
Remediation Level
null

Threat ID: 6a50171468715ace431ea174

Added to database: 07/09/2026, 21:48:04 UTC

Last enriched: 07/09/2026, 22:03:07 UTC

Last updated: 07/10/2026, 01:50:17 UTC

Views: 5

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