CVE-2026-9531

2.1 lowEPSS 10%

Low (2.1). EPSS 10% chance of exploitation in the next 30 days.

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.

Severity

CVSS 4.0

2.1 low

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

CVSS 3.1

6.3 medium

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

EPSS: 10% chance of exploitation in the next 30 days; higher than 95% of CVEs (scores of 2026-10-31)
CWEs: CWE-77, CWE-78
Published: 2026-05-26
Modified: 2026-07-23
Record from: the NVD, synced 2026-10-19

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/

Check your stack JSON