Description
Deluge 1.3.15 contains a denial of service vulnerability that allows local attackers to crash the application by supplying an excessively long string in the URL field. Attackers can paste a buffer of 5000 characters into the 'From URL' field during torrent addition to trigger an application crash.
Affected products
| Vendor | Product | Affected | Fixed |
|---|---|---|---|
| Dev | Deluge | 1.3.15 | — |
Fixed in Linux distributions
Distributions backport fixes, so the version that fixes this vulnerability differs per release — upgrade to at least the version shown. From the distributions' security trackers and advisories.
Ubuntu
Security tracker ↗| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 26.10 | deluge | No fix yet | — |
| Ubuntu 26.04 LTS | deluge | No fix yet | — |
| Ubuntu 25.10 | deluge | No fix yet | — |
| Ubuntu 24.04 LTS | deluge | No fix yet | — |
| Ubuntu 22.04 LTS | deluge | No fix yet | — |
Show 3 more (older releases, extended support, other products)Fewer releases
| Release | Package | Fixed in | Advisory |
|---|---|---|---|
| Ubuntu 20.04 LTS | deluge | No fix yet | — |
| Ubuntu 18.04 LTS | deluge | No fix yet | — |
| Ubuntu Pro 16.04 LTS | deluge | No fix yet | — |
Affected packages
| Ecosystem | Package | Affected | Fixed | Record |
|---|---|---|---|---|
| PyPI | deluge | <= 1.3.15 | — | PYSEC-2026-39 |
References
- ExploitDB-46883 exploit
- Official Product Homepage product
- Product Reference product
- VulnCheck Advisory: Deluge 1.3.15 Denial of Service via URL Field third-party-advisory