0.0
NA
CVE-2026-38978
Transmission WebUI Clickjacking
Description

transmission through 4.1.1 was found to have a clickjacking weakness in the browser-facing WebUI and RPC response paths.

INFO

Published Date :

June 2, 2026, 4:16 p.m.

Last Modified :

June 2, 2026, 5:35 p.m.

Remotely Exploit :

No
Affected Products

The following products are affected by CVE-2026-38978 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

No affected product recoded yet

Solution
Update Transmission to a version that addresses clickjacking in WebUI and RPC.
  • Update Transmission to a patched version.
  • Ensure clickjacking protection is enabled.
  • Validate WebUI and RPC response headers.
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2026-38978.

URL Resource
https://github.com/transmission/transmission/commit/6b24c1c214ec6a44fa5fdff0ce7da6b16d8ecaa8
https://github.com/transmission/transmission/issues/8726
https://github.com/transmission/transmission/pull/8747
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2026-38978 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2026-38978 weaknesses.

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2026-38978 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2026-38978 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • New CVE Received by [email protected]

    Jun. 02, 2026

    Action Type Old Value New Value
    Added Description transmission through 4.1.1 was found to have a clickjacking weakness in the browser-facing WebUI and RPC response paths.
    Added Reference https://github.com/transmission/transmission/commit/6b24c1c214ec6a44fa5fdff0ce7da6b16d8ecaa8
    Added Reference https://github.com/transmission/transmission/issues/8726
    Added Reference https://github.com/transmission/transmission/pull/8747
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.