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CVE Vulnerability Details :

CVE-2026-9533

PUBLISHED

More Info Official Page

Assigner-VulDB

Assigner Org ID-1af790b2-7ee1-4545-860a-a788eba489b5

Published At-26 May, 2026 | 05:15

Updated At-26 May, 2026 | 05:15

▼CVE Numbering Authority (CNA)

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

A vulnerability was detected in Totolink CA750-PoE 6.2c.510. The impacted element is the function recvUpgradeNewFw of the file /cgi-bin/cstecgi.cgi of the component Setting Handler. Performing a manipulation of the argument fwUrl/magicid results in os command injection. It is possible to initiate the attack remotely. The exploit is now public and may be used.

Affected Products

Vendor

TOTOLINK

Product

CA750-PoE

CPEs

cpe:2.3:a:totolink:ca750-poe:*:*:*:*:*:*:*:*

Modules

Setting Handler

Versions

Affected

6.2c.510

Problem Types

Type	CWE ID	Description
CWE	CWE-78	OS Command Injection
CWE	CWE-77	Command Injection

Type: CWE

CWE ID: CWE-78

Description: OS Command Injection

Type: CWE

CWE ID: CWE-77

Description: Command Injection

Metrics

Version	Base score	Base severity	Vector
4.0	5.3	MEDIUM	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
3.1	6.3	MEDIUM	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
3.0	6.3	MEDIUM	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L/E:P/RL:X/RC:R
2.0	6.5	N/A	AV:N/AC:L/Au:S/C:P/I:P/A:P/E:POC/RL:ND/RC:UR

Version: 4.0

Base score: 5.3

Base severity: MEDIUM

Vector:

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

Version: 3.1

Base score: 6.3

Base severity: MEDIUM

Vector:

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

Version: 3.0

Base score: 6.3

Base severity: MEDIUM

Vector:

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

Version: 2.0

Base score: 6.5

Base severity: N/A

Vector:

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

Credits

reporter

Buoy_yes (VulDB User)

Timeline

Event	Date
Advisory disclosed	2026-05-25 00:00:00
VulDB entry created	2026-05-25 02:00:00
VulDB entry last update	2026-05-25 21:49:27

Event: Advisory disclosed

Date: 2026-05-25 00:00:00

Event: VulDB entry created

Date: 2026-05-25 02:00:00

Event: VulDB entry last update

Date: 2026-05-25 21:49:27

References

Hyperlink	Resource
https://vuldb.com/vuln/365560	vdb-entry technical-description
https://vuldb.com/vuln/365560/cti	signature permissions-required
https://vuldb.com/submit/813937	third-party-advisory
https://github.com/wudipjq/my_vuln/blob/main/totolink4/vuln_56/56.md	exploit
https://www.totolink.net/	product