Osbil oPanel up to 1.20.65 os command injection

Summaryinfo

A vulnerability, which was classified as very critical, was found in Osbil oPanel up to 1.20.65. Affected by this issue is some unknown functionality. Such manipulation leads to os command injection. This vulnerability is listed as CVE-2026-16283. The attack may be performed from remote. There is no available exploit. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Osbil oPanel up to 1.20.65 and classified as very critical. Affected by this issue is some unknown functionality. The manipulation with an unknown input leads to a os command injection vulnerability. Using CWE to declare the problem leads to CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command before it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Improper neutralization of special elements used in an OS command ('OS command injection') vulnerability in Osbil Technology Ltd.Osbil Technology Ltd. OPanel allows OS Command Injection. This issue affects oPanel: before 1.20.66.

The advisory is shared for download at siberguvenlik.gov.tr. This vulnerability is handled as CVE-2026-16283 since 07/20/2026. The exploitation is known to be easy. The attack may be launched remotely. Additional levels of successful authentication are necessary for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 11/09/2026). The MITRE ATT&CK project declares the attack technique as T1202.

Upgrading to version 1.20.66 eliminates this vulnerability.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

• Osbil

Name

• oPanel

Version

• 1.20.0
• 1.20.1
• 1.20.2
• 1.20.3
• 1.20.4
• 1.20.5
• 1.20.6
• 1.20.7
• 1.20.8
• 1.20.9
• 1.20.10
• 1.20.11
• 1.20.12
• 1.20.13
• 1.20.14
• 1.20.15
• 1.20.16
• 1.20.17
• 1.20.18
• 1.20.19
• 1.20.20
• 1.20.21
• 1.20.22
• 1.20.23
• 1.20.24
• 1.20.25
• 1.20.26
• 1.20.27
• 1.20.28
• 1.20.29
• 1.20.30
• 1.20.31
• 1.20.32
• 1.20.33
• 1.20.34
• 1.20.35
• 1.20.36
• 1.20.37
• 1.20.38
• 1.20.39
• 1.20.40
• 1.20.41
• 1.20.42
• 1.20.43
• 1.20.44
• 1.20.45
• 1.20.46
• 1.20.47
• 1.20.48
• 1.20.49
• 1.20.50
• 1.20.51
• 1.20.52
• 1.20.53
• 1.20.54
• 1.20.55
• 1.20.56
• 1.20.57
• 1.20.58
• 1.20.59
• 1.20.60
• 1.20.61
• 1.20.62
• 1.20.63
• 1.20.64
• 1.20.65

CPE 2.3info

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CPE 2.2info

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