lukevella rallly up to 4.5.3 pollId improper authorization

Summaryinfo

A vulnerability marked as critical has been reported in lukevella rallly up to 4.5.3. The affected element is an unknown function. The manipulation of the argument pollId leads to improper authorization. This vulnerability is uniquely identified as CVE-2025-65021. The attack is possible to be carried out remotely. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in lukevella rallly up to 4.5.3 and classified as critical. This issue affects an unknown code. The manipulation of the argument pollId with an unknown input leads to a improper authorization vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity, and availability. The summary by CVE is:

Rallly is an open-source scheduling and collaboration tool. Prior to version 4.5.4, an Insecure Direct Object Reference (IDOR) vulnerability exists in the poll finalization feature of the application. Any authenticated user can finalize a poll they do not own by manipulating the pollId parameter in the request. This allows unauthorized users to finalize other users’ polls and convert them into events without proper authorization checks, potentially disrupting user workflows and causing data integrity and availability issues. This issue has been patched in version 4.5.4.

It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2025-65021 since 11/13/2025. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful 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 4.5.4 eliminates this vulnerability. The upgrade is hosted for download at github.com.

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Productinfo

Vendor

• lukevella

Name

• rallly

Version

• 4.5.0
• 4.5.1
• 4.5.2
• 4.5.3

Website

• Product: https://github.com/lukevella/rallly/

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