CVE-2025-65021 Rallly Has Unauthorized Poll Finalization via Insecure Direct Object Reference (IDOR)
Authenticated attackers can finalize other users' polls via IDOR, disrupting workflows and altering data integrity in Rallly.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2025-65021?
CVE-2025-65021 is a critical missing authorization vulnerability in lukevella rallly, published on 19 Nov 2025. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
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.
Which versions are affected by CVE-2025-65021?
It affects 1 product.
Products include Rallly Rallly.
How do I fix CVE-2025-65021?
No fix has been published for CVE-2025-65021 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2025-65021 being exploited?
It is not confirmed as exploited in the wild, but public exploit code for CVE-2025-65021 exists.
Other vulnerabilities in lukevella rallly
- CVE-2025-47781 Rallly Insufficient Password Login Token Entropy Leads to Account Takeover
- CVE-2025-65029 Rallly Has an IDOR Vulnerability in Participant Deletion Endpoint Allows Unauthorized Removal of Poll Participants
- CVE-2025-65033 Rallly Broken Authorization: Any User Can Pause or Resume Any Poll via Poll ID Manipulation
- CVE-2025-65034 Rallly Improper Authorization Allows Reopening of Any Finalized Poll via Public pollId
- CVE-2025-66027 Rallly Information Disclosure Vulnerability in Participant API Leaks Names and Emails Despite Pro Privacy Settings
Sources
Also known as GHSA-x7w2-g548-4qg8.