CVE-2026-9531

MEDIUM 6.3

Totolink CA750-PoE Setting cstecgi.cgi setUpgradeUboot os command injection

CVSS Score

6.3

EPSS Score

2.9%

EPSS Percentile

87th

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.

CWE	CWE-78 CWE-77
Vendor	totolink
Product	ca750-poe
Published	May 26, 2026
Last Updated	May 28, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Scope

Confidentiality

Integrity

Availability

Affected Versions

Totolink / CA750-PoE

6.2c.510

References

NVD ↗ CVE.org ↗ EPSS Data ↗

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

Credits

🔍 Buoy_yes (VulDB User)