CVE-2026-7546
HIGH EPSS 50.4%
Published May 1, 20262mo ago · Modified Jun 17, 20262w ago
8.9 CVSS 4.0
Published May 1, 2026 2mo ago
Last Modified Jun 17, 2026 2w ago
Description
A security vulnerability has been detected in Totolink NR1800X 9.1.0u.6279_B20210910. The impacted element is the function find_host_ip of the component lighttpd. Such manipulation of the argument Host leads to stack-based buffer overflow. The attack can be executed remotely. The exploit has been disclosed publicly and may be used.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/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 Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope X
Threat Intelligence
EPSS Exploit Probability
50.4% percentile
Exploit & Patch Status
No Known Exploit
No Patch Available
Weaknesses 2
CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer Memory Safety
CWE-121
References 5
- github.com https://github.com/newym/cve/blob/main/totolinknr1800x.md
- vuldb.com https://vuldb.com/submit/804404
- vuldb.com https://vuldb.com/vuln/360357
- vuldb.com https://vuldb.com/vuln/360357/cti
- totolink.net https://www.totolink.net/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.