CVE-2008-5905: The web interface plugin in KTorrent before 3.1.4 allows remote attackers to bypass intended access restrictio

Q: How do I fix CVE-2008-5905?

ktorrent: upgrade to newer than 3.1.3. Exact commands for each OS are on this page.

Q: Is CVE-2008-5905 being exploited?

CVE-2008-5905 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2008-5905 affect?

CVE-2008-5905 affects ktorrent. Severity is medium (CVSS 4.3). The web interface plugin in KTorrent before 3.1.4 allows remote attackers to bypass intended access restrictions and upload arbitrary torrent files, and trigger the start of downloads and seeding, via a crafted HTTP POST request.

Q: How urgent is CVE-2008-5905?

Priority 36/100. No elevated risk signals yet.

Routine

MEDIUM 4.3UPGRADE

CVE-2008-5905 is a medium-severity flaw (CVSS 4.3) affecting ktorrent. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The web interface plugin in KTorrent before 3.1.4 allows remote attackers to bypass intended access restrictions and upload arbitrary torrent files, and trigger the start of downloads and seeding, via a crafted HTTP POST request.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	4.3 (Medium)
EPSS exploit chance	2.5% (top 16%)
CISA exploited list	No
Weakness	CWE-264
Published	2009-01-15
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: ktorrent

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2009-01-15 17:30 UTCPublished CVE record published
2026-06-16 23:01 UTCUpdated Record last modified

ktorrent ktorrent UPGRADE

Affected: <= 3.1.3 · 0.9 · 1.0 · 1.1 · 1.2 · 1.2 rc1 · 1.2 rc2 · 2.0

Fixed in: newer than 3.1.3

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ktorrent || rpm -q ktorrent || ktorrent --version

2. UPGRADE to newer than 3.1.3 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ktorrent

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ktorrent

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2008-5905?

ktorrent: upgrade to newer than 3.1.3. Exact commands for each OS are on this page.

Is CVE-2008-5905 being exploited?

CVE-2008-5905 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2008-5905 affect?

CVE-2008-5905 affects ktorrent. Severity is medium (CVSS 4.3). The web interface plugin in KTorrent before 3.1.4 allows remote attackers to bypass intended access restrictions and upload arbitrary torrent files, and trigger the start of downloads and seeding, via a crafted HTTP POST request.

How urgent is CVE-2008-5905?

Priority 36/100. No elevated risk signals yet.

Related CVEs

CVE-2008-5906 MEDIUM 6.8 UPGRADE Eval injection vulnerability in the web interface plugin in KTorrent before 3.1.4 allows remote attackers to e

References

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