CVE-2026-1158

Name: CVE-2026-1158
Creator: NVD / NIST
Published: 2026-01-19T15:15:50.34+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.4/10EPSS 0.63%

Last modified Jun 17, 2026

CVE-2026-1158 is a high-severity vulnerability rated 7.4/10 on the CVSS scale. A security flaw has been discovered in Totolink LR350 9.3.5u.6369_B20220309. This vulnerability affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. EPSS estimates a 0.63% chance of exploitation in the next 30 days.

Description

A security flaw has been discovered in Totolink LR350 9.3.5u.6369_B20220309. This vulnerability affects the function setWizardCfg of the file /cgi-bin/cstecgi.cgi of the component POST Request Handler. Performing a manipulation of the argument ssid results in buffer overflow. The attack can be initiated remotely. The exploit has been released to the public and may be used for attacks.

Metrics

CVSS 3.1

8.8/10

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

CVSS 4.0

7.4/10

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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

EPSS Probability

0.63%

45.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Totolink	Lr350 Firmware	9.3.5u.6369_b20220309

References

https://lavender-bicycle-a5a.notion.site/TOTOLINK-LR350-setWizardCfg-2e453a41781f80ce89cfc1d25049e279?source=copy_linkExploit, Third Party Advisory
https://vuldb.com/?ctiid.341752Permissions Required, VDB Entry
https://vuldb.com/?id.341752Third Party Advisory, VDB Entry
https://vuldb.com/?submit.735728Third Party Advisory, VDB Entry
https://www.totolink.net/Product

Timeline

Published: Jan 19, 2026
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2026-1158?

How severe is CVE-2026-1158?

CVE-2026-1158 has a CVSS score of 7.4/10 (HIGH severity). The EPSS model estimates a 0.63% probability of exploitation in the next 30 days.

How do I fix CVE-2026-1158?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2026-1158?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST