Arkon up to 0.9.2 list_skill_versions slug improper authorization

Summaryinfo

A vulnerability classified as problematic has been found in Arkon up to 0.9.2. The impacted element is the function list_skill_versions. This manipulation of the argument slug causes improper authorization. This vulnerability appears as CVE-2026-111717. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability has been found in Arkon up to 0.9.2 and classified as problematic. Affected by this vulnerability is the function list_skill_versions. The manipulation of the argument slug with an unknown input leads to a improper authorization vulnerability. The CWE definition for the vulnerability is CWE-285. The product does not perform or incorrectly performs an authorization check when an actor attempts to access a resource or perform an action. As an impact it is known to affect confidentiality. The summary by CVE is:

Arkon through 0.9.2 contains a missing authorization vulnerability in list_skill_versions that allows authenticated employees to read other departments' skill version metadata by bypassing the can_access_skill check. Attackers holding the default skill:read permission can request GET /api/skills/{slug}/versions for another department's skill to obtain version numbers, hashes, storage paths and changelogs.

It is possible to read the advisory at hackmd.io. This vulnerability is known as CVE-2026-111717 since 10/16/2026. The exploitation appears to be easy. The attack can be launched remotely. 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 10/16/2026). The attack technique deployed by this issue is T1548.002 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.

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Productinfo

Name

• Arkon

Version

• 0.9.0
• 0.9.1
• 0.9.2

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CPE 2.2info

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