CVE-2026-15271
TOTOLINK EX200 Web boa.conf least privilege violation
Description
A security vulnerability has been detected in TOTOLINK A3000RU, A3100R, A950RG, AC1200T10, CP450, CS185R_T10 and EX200 up to 20260906. Affected by this issue is some unknown functionality of the file /etc/boa/boa.conf of the component Web Interface. The manipulation leads to least privilege violation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitation is known to be difficult.
INFO
Published Date :
July 9, 2026, 10:17 p.m.
Last Modified :
July 9, 2026, 10:17 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-15271
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | HIGH | [email protected] | ||||
| CVSS 3.1 | HIGH | [email protected] | ||||
| CVSS 4.0 | HIGH | [email protected] |
Solution
- Update the firmware on affected TOTOLINK devices.
- Apply vendor-provided security patches immediately.
- Restrict remote access to the Web Interface.
- Review access control configurations.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-15271.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-15271 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-15271
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-15271 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-15271 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
-
New CVE Received by [email protected]
Jul. 09, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:a:totolink:a3000ru:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'A3000RU', 'versions': [{'status': 'affected', 'version': '20260906'}]}, {'cpes': ['cpe:2.3:a:totolink:a3100r:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'A3100R', 'versions': [{'status': 'affected', 'version': '20260906'}]}, {'cpes': ['cpe:2.3:a:totolink:a950rg:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'A950RG', 'versions': [{'status': 'affected', 'version': '20260906'}]}, {'cpes': ['cpe:2.3:a:totolink:ac1200t10:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'AC1200T10', 'versions': [{'status': 'affected', 'version': '20260906'}]}, {'cpes': ['cpe:2.3:a:totolink:cp450:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'CP450', 'versions': [{'status': 'affected', 'version': '20260906'}]}, {'cpes': ['cpe:2.3:a:totolink:cs185r_t10:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'CS185R_T10', 'versions': [{'status': 'affected', 'version': '20260906'}]}, {'cpes': ['cpe:2.3:a:totolink:ex200:*:*:*:*:*:*:*:*'], 'vendor': 'TOTOLINK', 'modules': ['Web Interface'], 'product': 'EX200', 'versions': [{'status': 'affected', 'version': '20260906'}]}] Added Description A security vulnerability has been detected in TOTOLINK A3000RU, A3100R, A950RG, AC1200T10, CP450, CS185R_T10 and EX200 up to 20260906. Affected by this issue is some unknown functionality of the file /etc/boa/boa.conf of the component Web Interface. The manipulation leads to least privilege violation. The attack may be initiated remotely. The attack's complexity is rated as high. The exploitation is known to be difficult. Added CVSS V4.0 AV:N/AC:H/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:H/I:H/A:H Added CVSS V2 (AV:N/AC:H/Au:S/C:C/I:C/A:C) Added CWE CWE-266 Added CWE CWE-272 Added Reference https://app.notion.com/p/A3000RU-V5-9c-5185-37a1f5ba989080d38bb6ca58b2a98c64?source=copy_link Added Reference https://vuldb.com/cve/CVE-2026-15271 Added Reference https://vuldb.com/submit/852316 Added Reference https://vuldb.com/submit/852317 Added Reference https://vuldb.com/submit/852318 Added Reference https://vuldb.com/submit/852319 Added Reference https://vuldb.com/submit/852320 Added Reference https://vuldb.com/submit/852321 Added Reference https://vuldb.com/submit/852323 Added Reference https://vuldb.com/vuln/377214 Added Reference https://vuldb.com/vuln/377214/cti Added Reference https://www.totolink.net/