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CVE-2020-15119

15
FAUCET Score

CVE-2020-15119 describes a Cross-Site Scripting (XSS) vulnerability in auth0-lock versions up to and including 11.25.1, stemming from the unsafe use of dangerouslySetInnerHTML to update the DOM. This medium-severity vulnerability (CVSS: 5.4) has a network attack vector, 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 (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage, indicating a low current exploitation risk.

Impacted Technologies

VendorProductVersion(s)CPE
<= 11.25.1CPE matchmatch criteria
cpe:2.3:a:auth0:lock:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

6.4MEDIUM

CVSS:3.1/AV:N/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:N

Attack Vector
NETWORK
Attack Complexity
HIGH
Privileges Required
LOW
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
NONE
Exploitability Score
1.2
Impact Score
5.2
CvssVersion
3.1

Exploit Intelligence

EPSS Score
0.55%
Probability of exploitation in next 30 days
EPSS Percentile
42.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0055 is in the 68th percentile among its peer group of 15,239 CVEs.

Social Chatter

No social media mentions found for this CVE.

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

Remediation

Patch Available

Vendor Patches (1)

npmpatch availablevia ghsa
Product: auth0-lockFixed in: 11.26.3

Vendor Advisories (1)

npmGHSA-6gg3-pmm7-97xclow

DOM-based XSS in auth0-lock

Aug 19, 2020

References

github.com / auth0/lock/security/advisories/GHSA-6gg3-pmm7-97xc
Third Party Advisory