CVE-2026-107793: Jivejdon authorization bypass in subscription deletion

CVE-2026-107793 · Severity: medium · CVSS 4.3 · Published 2026-10-08

Jivejdon is a notebook and forum application that allows users to subscribe to threads, forums, tags, and accounts. An authenticated attacker can delete other users' subscriptions by sending requests with another user's subscription ID, causing those users to lose their subscriptions without authorization or notification.

Technologies: Banq Jivejdon. Vendors: Banq.

Quick answers

Is CVE-2026-107793 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-107793 being exploited in the wild.
How severe is CVE-2026-107793?
Medium severity, with a CVSS score of 4.3, published 8 October 2026.
Which products and versions are affected?
Banq Jivejdon through 5.0.
Is there a fix for CVE-2026-107793?
No fixed version is recorded yet. Check the vendor's advisory in the references below. If you run it, Junglewise drafts a mitigation that fits your setup and applies it once you approve, with senior security engineers behind it.
How is CVE-2026-107793 attacked?
It is attacked over the network, in a web application.
Am I affected by CVE-2026-107793?
Check whether you run Banq Jivejdon at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

Technical details

The vulnerability is an authorization bypass in SubscriptionServiceImp.deleteSubscription that fails to verify the requesting user owns the subscription being deleted. An authenticated attacker can submit a delete action to /account/protected/sub/subSaveAction with an arbitrary subscriptionId parameter to remove another user's subscriptions. The flaw allows horizontal privilege escalation via predictable or enumerable subscription identifiers.

Affected products

  • banq Jivejdon through 5.0

Timeline

  • 2026-10-08: disclosed

References

This page as Markdown. Free to reuse under CC BY 4.0 with a link back.