CVE-2019-15782: WebTorrent before 0.107.6 allows XSS in the HTTP server via a title or file name.

Q: How do I fix CVE-2019-15782?

webtorrent: upgrade to 0.107.6. Exact commands for each OS are on this page.

Q: Is CVE-2019-15782 being exploited?

CVE-2019-15782 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-2019-15782 affect?

CVE-2019-15782 affects webtorrent. Severity is medium (CVSS 6.1). WebTorrent before 0.107.6 allows XSS in the HTTP server via a title or file name.

Q: How urgent is CVE-2019-15782?

Priority 40/100. No elevated risk signals yet.

This month

MEDIUM 6.1UPGRADE

CVE-2019-15782 is a medium-severity flaw (CVSS 6.1) affecting webtorrent. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

WebTorrent before 0.107.6 allows XSS in the HTTP server via a title or file name.

Why this priority

No elevated risk signals yet

A fixed release or distro patch exists.

Risk facts

CVSS score	6.1 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	Required
EPSS exploit chance	1.5% (top 26%)
CISA exploited list	No
Weakness	CWE-79
Published	2019-08-29
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: webtorrent

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2019-08-29 12:15 UTCPublished CVE record published
2026-06-17 02:21 UTCUpdated Record last modified

webtorrent webtorrent UPGRADE

Affected: < 0.107.6

Fixed in: 0.107.6

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 0.107.6 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade webtorrent

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-2019-15782?

webtorrent: upgrade to 0.107.6. Exact commands for each OS are on this page.

Is CVE-2019-15782 being exploited?

CVE-2019-15782 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-2019-15782 affect?

CVE-2019-15782 affects webtorrent. Severity is medium (CVSS 6.1). WebTorrent before 0.107.6 allows XSS in the HTTP server via a title or file name.

How urgent is CVE-2019-15782?

Priority 40/100. No elevated risk signals yet.

References

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