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CVE-2026-9533

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

Published: May 26, 2026Updated: May 26, 2026 Sources: CVE List
NVD MITRE
6.3CVSS
MEDIUM

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.

EPSS Score
2.9%
Top 13.4%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available

CVSS Vector Breakdown

AV:NAC:LPR:LUI:NS:UC:LI:LA:L
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:LConfidentiality
Low
I:LIntegrity
Low
A:LAvailability
Low

Weaknesses

CWE-78OS Command InjectionCWE-77Command Injection

Affected Products

CA750-PoE
Totolink

Attack Graph

Products CVE Techniques Tactics

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Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.

MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://vuldb.com/vuln/365560
vuldb.com
https://vuldb.com/vuln/365560/cti
vuldb.com
https://vuldb.com/submit/813937
vuldb.com
and 2 more references View all →

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