Cross-Site Scripting in html-pages

published 2019-02-01 7 y ago modified 2026-06-17 4 mo ago also GHSA-5p26-hw7f-3cpr , EUVD-2019-0228

cvss: 6.1; version 3.0, NVD
cisa kev: Not listed; not in CISA's catalog
epss: 0.7%; EPSS 0.7% chance of exploitation in 30 days, percentile 53%
public exploits: 0; none known

A XSS vulnerability was found in html-page <=2.1.1 that allows malicious Javascript code to be executed in the user's browser due to the absence of sanitization of the paths before rendering.

Exploit prediction

0.69% chance of exploitation in the next 30 days, higher than 53% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

hackerone.com https://hackerone.com/reports/330356 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
NVD	3.0	6.1	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N
NVD	2.0	4.3	AV:N/AC:M/Au:N/C:N/I:P/A:N
GitHub	3.0	6.1	CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Affected packages

ecosystem	package	affected	fixed in
npm	html-pages	<=3.1.0	no fix listed

Affected products

HackerOne html-pages

Classification

Weakness

CWE-79 Improper Neutralization of Input During Web Page Generation
CWE-64 Windows Shortcut Following (.LNK)

References

hackerone.com /reports/330356
web, exploit, issue-tracking, third-party-advisory
nvd.nist.gov /vuln/detail/CVE-2018-16481
advisory
npmjs.com /advisories/1001
web

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary