CVE-2009-1760: Directory traversal vulnerability in src/torrent_info.cpp in Rasterbar libtorrent before 0.14.4, as used in fi

Q: How do I fix CVE-2009-1760?

libtorrent: upgrade to newer than 0.14.3. Exact commands for each OS are on this page.

Q: Is CVE-2009-1760 being exploited?

CVE-2009-1760 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-2009-1760 affect?

CVE-2009-1760 affects libtorrent. Severity is medium (CVSS 5.8). Directory traversal vulnerability in src/torrent_info.cpp in Rasterbar libtorrent before 0.14.4, as used in firetorrent, qBittorrent, deluge Torrent, and other applications, allows remote attackers to create or overwrite arbitrary files via

Q: How urgent is CVE-2009-1760?

Priority 46/100. Public exploit reference

This month

MEDIUM 5.8UPGRADE

CVE-2009-1760 is a medium-severity flaw (CVSS 5.8) affecting libtorrent. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Directory traversal vulnerability in src/torrent_info.cpp in Rasterbar libtorrent before 0.14.4, as used in firetorrent, qBittorrent, deluge Torrent, and other applications, allows remote attackers to create or overwrite arbitrary files via a .. (dot dot) and partial relative pathname in a Multiple File Mode list element in a .torrent file.

Why this priority

Public exploit reference

A fixed release or distro patch exists.

Risk facts

CVSS score	5.8 (Medium)
EPSS exploit chance	2.0% (top 19%)
CISA exploited list	No
Weakness	CWE-22
Published	2009-06-11
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: rasterbar software

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

Am I affected?

Timeline

2009-06-11 21:30 UTCPublished CVE record published
2026-06-16 23:08 UTCUpdated Record last modified

rasterbar software libtorrent UPGRADE

Affected: <= 0.14.3 · 0 · 0.12 · 0.12.1

Fixed in: newer than 0.14.3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 0.14.3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade libtorrent

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-2009-1760?

libtorrent: upgrade to newer than 0.14.3. Exact commands for each OS are on this page.

Is CVE-2009-1760 being exploited?

CVE-2009-1760 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-2009-1760 affect?

CVE-2009-1760 affects libtorrent. Severity is medium (CVSS 5.8). Directory traversal vulnerability in src/torrent_info.cpp in Rasterbar libtorrent before 0.14.4, as used in firetorrent, qBittorrent, deluge Torrent, and other applications, allows remote attackers to create or overwrite arbitrary files via

How urgent is CVE-2009-1760?

Priority 46/100. Public exploit reference

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References

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