Penpot up to 2.17.x Share Link Management get-view-only-bundle improper authorization

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Penpot up to 2.17.x. Affected by this issue is the function get-view-only-bundle of the component Share Link Management. Performing a manipulation results in improper authorization. This vulnerability is cataloged as CVE-2026-105693. It is possible to initiate the attack remotely. There is no exploit available. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Penpot up to 2.17.x. It has been classified as problematic. This affects the function get-view-only-bundle of the component Share Link Management. The manipulation with an unknown input leads to a improper authorization vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality. The summary by CVE is:

Penpot is an open-source design and prototyping platform. Prior to 2.18.0, the unauthenticated get-view-only-bundle RPC returns every share-link row for a file even when the caller authenticated with only one scoped share link. A holder of a restrictive link can obtain other links' secret IDs, page scopes, comment permissions, and inspection permissions, then replay a more permissive token to access page data that was not included in the original share. This issue is fixed in version 2.18.0.

It is possible to read the advisory at github.com. This vulnerability is uniquely identified as CVE-2026-105693 since 10/05/2026. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1548.002 according to MITRE ATT&CK.

Upgrading to version 2.18.0 eliminates this vulnerability.

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Productinfo

Name

• Penpot

Version

• 2.0
• 2.1
• 2.2
• 2.3
• 2.4
• 2.5
• 2.6
• 2.7
• 2.8
• 2.9
• 2.10
• 2.11
• 2.12
• 2.13
• 2.14
• 2.15
• 2.16
• 2.17

Website

• Product: https://github.com/penpot/penpot/

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