CVE-2026-1155
HIGHTotolink LR350 9.3.5u.6369_B20220309 - Buffer Overflow via setWiFiEasyGuestCfg ssid Parameter
Title source: llmDescription
A vulnerability was found in Totolink LR350 9.3.5u.6369_B20220309. Affected by this vulnerability is the function setWiFiEasyGuestCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument ssid results in buffer overflow. The attack may be performed from remote. The exploit has been made public and could be used.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
technical-description
https://vuldb.com/?id.341749
Permissions Required, VDB Entry signature
permissions-required
https://vuldb.com/?ctiid.341749
Third Party Advisory, VDB Entry third-party-advisory
https://vuldb.com/?submit.735718
Exploit, Third Party Advisory exploit
https://lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setWiFiEasyGuestCfg-2e453a41781f8034bae3d1a11066a8fb?source=copy_link
Product product
https://www.totolink.net/
Scores
CVSS v3
8.8
EPSS
0.0079
EPSS Percentile
51.4%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA SSVC
Vulnrichment
Exploitation
poc
Automatable
no
Technical Impact
total
Details
CWE
CWE-119
CWE-120
Status
published
Products (1)
totolink/lr350_firmware
9.3.5u.6369_b20220309
Published
Jan 19, 2026
Tracked Since
Feb 18, 2026