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CVE-2026-9531

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

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

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.

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/365558
vuldb.com
https://vuldb.com/vuln/365558/cti
vuldb.com
https://vuldb.com/submit/813929
vuldb.com
and 2 more references View all →

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