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CVE-2017-16019

19
FAUCET Score

CVE-2017-16019 describes a stored Cross-Site Scripting (XSS) vulnerability in GitBook versions prior to 3.2.2. This flaw allows an attacker to inject malicious code into an ebook by placing it outside of backticks, which is then executed when viewed by an online reader. With a CVSS score of 6.1 (Medium), this vulnerability has a low attack complexity and requires user interaction, potentially leading to limited impact on confidentiality and integrity. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 3.2.2CPE matchmatch criteria
cpe:2.3:a:gitbook:gitbook:*:*:*:*:*:node.js:*:*

CVSS Data

CVSS version used by this source: 3.0

6.1MEDIUM

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
Exploitability Score
2.8
Impact Score
2.7
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.94%
Probability of exploitation in next 30 days
EPSS Percentile
57.1%
Percentile rank of EPSS score among Peer Group
As of 2026-07-24
Model: v2026.06.15
This CVE's current EPSS score of 0.0094 is in the 69th percentile among its peer group of 26,208 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: gitbookFixed in: 3.2.2

Vendor Advisories (1)

npmGHSA-5h5r-23r4-m87hmedium

Cross-Site Scripting in gitbook

Sep 1, 2020

References

github.com / GitbookIO/gitbook/issues/1609
ExploitThird Party Advisory
nodesecurity.io / advisories/159
Third Party Advisory