CVE-2026-0731

TOTOLINK WA1200 HTTP Request cstecgi.cgi null pointer dereference

MEDIUM 5.5EPSS 0.7%

A vulnerability has been found in TOTOLINK WA1200 5.9c.2914. The impacted element is an unknown function of the file cstecgi.cgi of the component HTTP Request Handler. The manipulation leads to null pointer dereference. The attack is possible to be carried out remotely. The exploit has been disclosed to the public and may be used.

Affected: TOTOLINK · WA1200
CVSS v4.0 VULDB: 5.5 MEDIUMCVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:L/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
CVSS v3.1 NVD: 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CVSS v3.1 VULDB: 5.3 MEDIUMCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L
CVSS v2.0 VULDB: 5.0 MEDIUMAV:N/AC:L/Au:N/C:N/I:N/A:P
EPSS: 0.71% chance of exploitation in the next 30 days, 53rd percentile
Published: 2026-01-08
Updated: 2026-02-23

Proof-of-concept exploits (1)

JackWesleyy/CVE/blob/main/WA1200/TOTOLINK%20WA1200%20NULL%20Pointer%20Dereference%20Vulne…0★ · 2026-01-07

CVE-2026-0731

Proof-of-concept exploits (1)

Security advisories

References

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