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Vulnerability record · CVE-2025-28137 · published 15 April 2025

CVE-2025-28137: Totolink a810r firmware os command injection vulnerability

TTotolink · A810r Firmware

The TOTOLINK A810R V4.1.2cu.5182_B20201026 were found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.

9.8 CVSS 3.1 Critical EPSS 34% · top 1.6% CWE-78 · OS command injection
9.8CVSS 3.1 base score
34%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
3References, 3 tagged exploit
17 Jun 2026Last modified by NVD

Description

The TOTOLINK A810R V4.1.2cu.5182_B20201026 were found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through the NoticeUrl parameter.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Zerone0x00/CVE/blob/main/TOTOLINK/CVE-2025-28137.md ExploitThird Party Advisory
https://sudsy-eyeliner-a59.notion.site/RCE1-1ab72b8cd95f80d09eded269810f3756?pvs=4 ExploitThird Party Advisory
https://sudsy-eyeliner-a59.notion.site/RCE1-1ab72b8cd95f80d09eded269810f3756 ExploitThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

9.8CVE-2025-28035Totolink a830r firmware os command injection vulnerabilityTOTOLINK A830R V4.1.2cu.5182_B20201102 was found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through th…EPSS 1.3%9.8CVE-2025-28036Totolink a950rg firmware os command injection vulnerabilityTOTOLINK A950RG V4.1.2cu.5161_B20200903 was found to contain a pre-auth remote command execution vulnerability in the setNoticeCfg function through t…EPSS 1.3%9.8CVE-2025-28037Totolink a810r firmware os command injection vulnerabilityTOTOLINK A810R V4.1.2cu.5182_B20201026 and A950RG V4.1.2cu.5161_B20200903 were found to contain a pre-auth remote command execution vulnerability in …EPSS 1.2%9.8CVE-2025-28024Totolink a810r firmware classic buffer overflow vulnerabilityTOTOLINK A810R V4.1.2cu.5182_B20201026 was found to contain a buffer overflow vulnerability in the cstecgi.cgiEPSS 0.56%9.8CVE-2025-28034Totolink a800r firmware os command injection vulnerabilityTOTOLINK A800R V4.1.2cu.5137_B20200730, A810R V4.1.2cu.5182_B20201026, A830R V4.1.2cu.5182_B20201102, A950RG V4.1.2cu.5161_B20200903, A3000RU V5.9c.5…EPSS 1.3%9.8CVE-2022-26206Totolink a830r firmware os command injection vulnerabilityTotolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU V5.9c.518…EPSS 2.2%9.8CVE-2022-26207Totolink a830r firmware os command injection vulnerabilityTotolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU V5.9c.518…EPSS 2.2%9.8CVE-2022-26208Totolink a830r firmware os command injection vulnerabilityTotolink A830R V5.9c.4729_B20191112, A3100R V4.1.2cu.5050_B20200504, A950RG V4.1.2cu.5161_B20200903, A800R V4.1.2cu.5137_B20200730, A3000RU V5.9c.518…EPSS 2.8%

Source: NIST National Vulnerability Database (record CVE-2025-28137), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.