Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2020-15500

46
FAUCET Score

CVE-2020-15500 describes a reflected Cross-Site Scripting (XSS) vulnerability in TileServer GL versions up to 3.0.0, where unsanitized input from the 'key' GET parameter is reflected in the main page's HTTP response. This medium-severity vulnerability (CVSS 6.1) can be exploited remotely with low attack complexity, requiring user interaction, and potentially leading to low impact on confidentiality and integrity. While not actively exploited in the wild (no KEV entry), public exploit code is available via ExploitDB and Nuclei templates, indicating a clear path for attackers. Despite available exploits, there is minimal community discussion or media coverage surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 3.0.0CPE matchmatch criteria
cpe:2.3:a:tileserver:tileservergl:*:*:*:*:*:*:*:*

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
12.22%
Probability of exploitation in next 30 days
EPSS Percentile
95.7%
Percentile rank of EPSS score among Peer Group
As of 2026-07-26
Model: v2026.06.15
Nuclei: CVE-2020-15500 · Apr 11, 2021
ExploitDB: EDB-49771 · Apr 15, 2021
This CVE's current EPSS score of 0.1222 is in the 98th 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)

npmpatch availablevia ghsa
Product: tileserver-glFixed in: 3.1.0

Vendor Advisories (1)

npmGHSA-3fr8-mwpp-8h9pmedium

Cross-site scripting in TileServer GL

May 17, 2021

References

packetstormsecurity.com / files/162193/Tileserver-gl-3.0.0-Cross-Site-Scripting.html
ExploitThird Party AdvisoryVDB Entry
github.com / maptiler/tileserver-gl/issues/461
ExploitThird Party Advisory