CVE-2026-9531

low · 2.1

A weakness has been identified in Totolink CA750-PoE 6.2c.510. Impacted is the function setUpgradeUboot of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. This manipulation of the argument FileName causes os command injection. The attack is possible to be carried out remotely. The exploit has been made available to the public and could be used for attacks.

2.1

CVSS

10.8%

EPSS (exploit prob.)

96th

EPSS percentile

2026-05-26

Published

CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/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

Weaknesses

CWE-77CWE-78

References

https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_54/54.md
https://vuldb.com/submit/813929
https://vuldb.com/vuln/365558
https://vuldb.com/vuln/365558/cti
https://www.totolink.net/
https://vuldb.com/submit/813929

Query this programmatically:

curl https://evil-db.io/api/v1/cve/CVE-2026-9531