Vulnerability in Deluge-Torrent Deluge
CVE-2019-25586
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 6.2 (Medium). Vector: CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
EPSS exploit prediction
EPSS: 0.002 (7.3th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 7th percentile — 7.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.002 · newest: 0.002 · change: +0.000
Affected products
- Deluge-Torrent Deluge — versions 1.3.15
- Dev Deluge — versions 1.3.15
Weakness classification (CWE)
References
- www.exploit-db.com/exploits/46883 (Exploit, VDB Entry, Third Party Advisory, exploit)
- dev.deluge-torrent.org/ (Product, product)
- download.deluge-torrent.org/windows/deluge-1.3.15-win32-py2.7.exe (Product, product)
- www.vulncheck.com/advisories/deluge-denial-of-service-via-url-field (Third Party Advisory, third-party-advisory)
Frequently asked questions
- What is CVE-2019-25586?
- CVE-2019-25586 is a medium-severity vulnerability in Deluge-Torrent Deluge, classified under CWE-466. CVSS score: 6.2/10. Published 2026-03-22.
- How severe is CVE-2019-25586?
- Medium severity. CVSS v3 base score is 6.2 out of 10.