CVE-2026-9511 | THREATINT

Description

A vulnerability was identified in Totolink CA750-PoE 6.2c.510. This affects the function setWebWlanIdx of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Such manipulation of the argument webWlanIdx leads to os command injection. It is possible to launch the attack remotely. The exploit is publicly available and might be used.

PUBLISHED Reserved 2026-05-25 | Published 2026-05-25 | Updated 2026-05-28 | Assigner VulDB

MEDIUM: 5.3CVSS: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

MEDIUM: 6.3CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

MEDIUM: 6.3CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R

6.5AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Problem types

OS Command Injection

Command Injection

Product status

6.2c.510

affected

Timeline

2026-05-25:	Advisory disclosed
2026-05-25:	VulDB entry created
2026-05-25:	VulDB entry last update

Credits

Buoy_yes (VulDB User) reporter

References

vuldb.com/submit/813922 exploit

vuldb.com/vuln/365511 (VDB-365511 | Totolink CA750-PoE Setting cstecgi.cgi setWebWlanIdx os command injection) vdb-entry technical-description

vuldb.com/vuln/365511/cti (VDB-365511 | CTI Indicators (IOB, IOC, TTP, IOA)) signature permissions-required

vuldb.com/submit/813922 (Submit #813922 | TOTOLink CA750-PoE V6.2c.510 Command Injection) third-party-advisory

github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_49/49.md exploit

www.totolink.net/ product

cve.org (CVE-2026-9511)

nvd.nist.gov (CVE-2026-9511)

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