decolua 9router up to 0.5.99 config.yaml baseUrl os command injection

Summaryinfo

A vulnerability was found in decolua 9router up to 0.5.99. It has been rated as problematic. This issue affects some unknown processing of the file config.yaml. The manipulation of the argument baseUrl leads to os command injection. This vulnerability is referenced as CVE-2026-108593. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in decolua 9router up to 0.5.99 and classified as problematic. This issue affects an unknown function of the file config.yaml. The manipulation of the argument baseUrl 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 when it is sent to a downstream component. Impacted is integrity, and availability. The summary by CVE is:

9router 0.4.1 through 0.5.99 contains a configuration injection vulnerability in the POST /api/cli-tools/hermes-settings endpoint that allows authenticated dashboard users to inject arbitrary keys into the Hermes Agent config.yaml file. Attackers can submit a baseUrl containing double quotes and newlines to add hooks_auto_accept and a hooks.post_llm_call shell command, which Hermes Agent executes without approval after an LLM call.

It is possible to read the advisory at hackmd.io. The identification of this vulnerability is CVE-2026-108593 since 10/10/2026. The exploitation is known to be easy. The attack may be initiated remotely. The exploitation requires an enhanced level of successful authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/10/2026). The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

• Router Operating System

Vendor

• decolua

Name

• 9router

Version

• 0.5.0
• 0.5.1
• 0.5.2
• 0.5.3
• 0.5.4
• 0.5.5
• 0.5.6
• 0.5.7
• 0.5.8
• 0.5.9
• 0.5.10
• 0.5.11
• 0.5.12
• 0.5.13
• 0.5.14
• 0.5.15
• 0.5.16
• 0.5.17
• 0.5.18
• 0.5.19
• 0.5.20
• 0.5.21
• 0.5.22
• 0.5.23
• 0.5.24
• 0.5.25
• 0.5.26
• 0.5.27
• 0.5.28
• 0.5.29
• 0.5.30
• 0.5.31
• 0.5.32
• 0.5.33
• 0.5.34
• 0.5.35
• 0.5.36
• 0.5.37
• 0.5.38
• 0.5.39
• 0.5.40
• 0.5.41
• 0.5.42
• 0.5.43
• 0.5.44
• 0.5.45
• 0.5.46
• 0.5.47
• 0.5.48
• 0.5.49
• 0.5.50
• 0.5.51
• 0.5.52
• 0.5.53
• 0.5.54
• 0.5.55
• 0.5.56
• 0.5.57
• 0.5.58
• 0.5.59
• 0.5.60
• 0.5.61
• 0.5.62
• 0.5.63
• 0.5.64
• 0.5.65
• 0.5.66
• 0.5.67
• 0.5.68
• 0.5.69
• 0.5.70
• 0.5.71
• 0.5.72
• 0.5.73
• 0.5.74
• 0.5.75
• 0.5.76
• 0.5.77
• 0.5.78
• 0.5.79
• 0.5.80
• 0.5.81
• 0.5.82
• 0.5.83
• 0.5.84
• 0.5.85
• 0.5.86
• 0.5.87
• 0.5.88
• 0.5.89
• 0.5.90
• 0.5.91
• 0.5.92
• 0.5.93
• 0.5.94
• 0.5.95
• 0.5.96
• 0.5.97
• 0.5.98
• 0.5.99

CPE 2.3info

• 🔒
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CPE 2.2info

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CVSSv4info

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Exploitinginfo

Threat Intelligenceinfo

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Entryinfo

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