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CVE-2019-16751

21
FAUCET Score

CVE-2019-16751 is a Reflected Cross-Site Scripting (XSS) vulnerability affecting Devise Token Auth up to version 1.1.2. Specifically, the omniauth failure endpoint's message parameter can be manipulated to execute malicious JavaScript in a victim's browser. This medium-severity vulnerability (CVSS 6.1) requires user interaction (UI:R) and can lead to low impact on confidentiality and integrity (C:L/I:L). There is no evidence of active exploitation, publicly available exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
>= 0.1.33, <= 1.1.2CPE matchmatch criteria
cpe:2.3:a:devise_token_auth_project:devise_token_auth:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.1MEDIUM

CVSS:3.1/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
3.1

Exploit Intelligence

EPSS Score
0.93%
Probability of exploitation in next 30 days
EPSS Percentile
56.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0093 is in the 69th percentile among its peer group of 26,219 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)

rubygemspatch availablevia ghsa
Product: devise_token_authFixed in: 1.1.3

Vendor Advisories (1)

rubygemsGHSA-mvqr-r76c-wm5fmedium

Devise Token Auth vulnerable to Cross-site Scripting

May 24, 2022

References

github.com / lynndylanhurley/devise_token_auth/issues/1332
ExploitThird Party Advisory