CVE-2026-38978
transmission: transmission through 4.1.1 was found to have a clickjacking weakness in the browser-facing WebUI and RPC response paths.
CVE-2026-38978 is fixed in 6 products on 1 platform, first by transmission 4.1.1+dfsg-1ubuntu1.1, released June 2, 2026. It is not reported as exploited. Patch Radar priority: Routine.
Routine
CVSS
5.3
medium
Exploitation
None reported
No vendor assessment
CISA KEV
Not listed
Not in the Known Exploited Vulnerabilities catalog
EPSS
0.0031
23rd percentile
transmission through 4.1.1 was found to have a clickjacking weakness in the browser-facing WebUI and RPC response paths.
Where it's fixed
| Product | Fixed in | Fix | Released |
|---|---|---|---|
| Linux | |||
| transmission · Debian 13.5 (trixie) | 4.1.0~beta2+dfsg-3+deb13u2 | DEBIAN-CVE-2026-38978 | Jun 24, 2026 |
| transmission · Debian 14 | 4.1.2+dfsg-1 | DEBIAN-CVE-2026-38978 | Jun 24, 2026 |
| transmission · Ubuntu 22.04.1 LTS (jammy) | 3.00-2ubuntu2.2 | transmission 3.00-2ubuntu2.2 | Jun 24, 2026 |
| transmission · Ubuntu 24.04.5 LTS (noble) | 4.0.5-1ubuntu0.1 | transmission 4.0.5-1ubuntu0.1 | Jun 24, 2026 |
| transmission · Ubuntu 25.10 (questing) | 4.1.0~beta2+dfsg-3ubuntu1.1 | transmission 4.1.0~beta2+dfsg-3ubuntu1.1 | Jun 24, 2026 |
| transmission · Ubuntu 26.04.1 LTS (resolute) | 4.1.1+dfsg-1ubuntu1.1 | transmission 4.1.1+dfsg-1ubuntu1.1 | Jun 2, 2026 |
| transmission · opensuse-leap 16.0 | 4.0.6-bp160.2.1 | OPENSUSE-SU-2026:21189-1 | Jul 1, 2026 |
| transmission-cli · Ubuntu 22.04.1 LTS (jammy) | 3.00-2ubuntu2.2 | transmission-cli 3.00-2ubuntu2.2 | Jun 24, 2026 |
| transmission-cli · Ubuntu 24.04.5 LTS (noble) | 4.0.5-1ubuntu0.1 | transmission-cli 4.0.5-1ubuntu0.1 | Jun 24, 2026 |
| transmission-cli · Ubuntu 25.10 (questing) | 4.1.0~beta2+dfsg-3ubuntu1.1 | transmission-cli 4.1.0~beta2+dfsg-3ubuntu1.1 | Jun 24, 2026 |
| transmission-cli · Ubuntu 26.04.1 LTS (resolute) | 4.1.1+dfsg-1ubuntu1.1 | transmission-cli 4.1.1+dfsg-1ubuntu1.1 | Jun 2, 2026 |
| transmission-common · Ubuntu 22.04.1 LTS (jammy) | 3.00-2ubuntu2.2 | transmission-common 3.00-2ubuntu2.2 | Jun 24, 2026 |
| transmission-common · Ubuntu 24.04.5 LTS (noble) | 4.0.5-1ubuntu0.1 | transmission-common 4.0.5-1ubuntu0.1 | Jun 24, 2026 |
| transmission-common · Ubuntu 25.10 (questing) | 4.1.0~beta2+dfsg-3ubuntu1.1 | transmission-common 4.1.0~beta2+dfsg-3ubuntu1.1 | Jun 24, 2026 |
| transmission-common · Ubuntu 26.04.1 LTS (resolute) | 4.1.1+dfsg-1ubuntu1.1 | transmission-common 4.1.1+dfsg-1ubuntu1.1 | Jun 2, 2026 |
| transmission-daemon · Ubuntu 22.04.1 LTS (jammy) | 3.00-2ubuntu2.2 | transmission-daemon 3.00-2ubuntu2.2 | Jun 24, 2026 |
| transmission-daemon · Ubuntu 24.04.5 LTS (noble) | 4.0.5-1ubuntu0.1 | transmission-daemon 4.0.5-1ubuntu0.1 | Jun 24, 2026 |
| transmission-daemon · Ubuntu 25.10 (questing) | 4.1.0~beta2+dfsg-3ubuntu1.1 | transmission-daemon 4.1.0~beta2+dfsg-3ubuntu1.1 | Jun 24, 2026 |
| transmission-daemon · Ubuntu 26.04.1 LTS (resolute) | 4.1.1+dfsg-1ubuntu1.1 | transmission-daemon 4.1.1+dfsg-1ubuntu1.1 | Jun 2, 2026 |
| transmission-gtk · Ubuntu 22.04.1 LTS (jammy) | 3.00-2ubuntu2.2 | transmission-gtk 3.00-2ubuntu2.2 | Jun 24, 2026 |
| transmission-gtk · Ubuntu 24.04.5 LTS (noble) | 4.0.5-1ubuntu0.1 | transmission-gtk 4.0.5-1ubuntu0.1 | Jun 24, 2026 |
| transmission-gtk · Ubuntu 25.10 (questing) | 4.1.0~beta2+dfsg-3ubuntu1.1 | transmission-gtk 4.1.0~beta2+dfsg-3ubuntu1.1 | Jun 24, 2026 |
| transmission-gtk · Ubuntu 26.04.1 LTS (resolute) | 4.1.1+dfsg-1ubuntu1.1 | transmission-gtk 4.1.1+dfsg-1ubuntu1.1 | Jun 2, 2026 |
| transmission-qt · Ubuntu 22.04.1 LTS (jammy) | 3.00-2ubuntu2.2 | transmission-qt 3.00-2ubuntu2.2 | Jun 24, 2026 |
| transmission-qt · Ubuntu 24.04.5 LTS (noble) | 4.0.5-1ubuntu0.1 | transmission-qt 4.0.5-1ubuntu0.1 | Jun 24, 2026 |
| transmission-qt · Ubuntu 25.10 (questing) | 4.1.0~beta2+dfsg-3ubuntu1.1 | transmission-qt 4.1.0~beta2+dfsg-3ubuntu1.1 | Jun 24, 2026 |
| transmission-qt · Ubuntu 26.04.1 LTS (resolute) | 4.1.1+dfsg-1ubuntu1.1 | transmission-qt 4.1.1+dfsg-1ubuntu1.1 | Jun 2, 2026 |
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