Vulnerability · Published Oct 22, 2026 · Assigned by VulnCheck

CVE-2026-115329Lotus through 0.10.2 Cross-Organization IDOR via SubscriptionViewSet

Medium 5.9

In plain English

A medium-severity authorization bypass via user-controlled key in lotus from uselotus. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 17% of all known vulnerabilities).

Severity (CVSS 3.1)5.9Medium

Exploit odds (30 days)0.3%top 82.5% of all CVEs

Exploited in the wildNo reportsCISA SSVC: none

Attack toolingNoneno public tooling known

Official description

Lotus through 0.10.2 contains an insecure direct object reference vulnerability in SubscriptionViewSet.get_object() that uses an unscoped queryset without organization filtering or permission checks. Authenticated users or API keys from any organization can supply another organization's subscription_id to read, cancel, update, switch plans, or modify addons, altering another tenant's billing.

Affected products (as reported)

Vendor	Product	Versions
uselotus	lotus	0 – through 0.10.2

Weakness: CWE-639 · Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:L/I:H/A:N

References

https://github.com/uselotus/lotus/issues/799 issue-tracking
https://github.com/uselotus/lotus/pull/802 patch, issue-tracking
https://github.com/uselotus/lotus/commit/1375d5140795d72251c89f47200879b9bd1d6d96 patch
https://github.com/uselotus/lotus/blob/0.10.2/backend/api/views.py#L754 technical-description
https://github.com/uselotus/lotus product
VulnCheck Advisory: Lotus through 0.10.2 Cross-Organization IDOR via SubscriptionViewSet third-party-advisory