CVE-2020-15500

Tileservergl vulnerability

CVSS

6.1

EPSS

12.2%

EPSS pct

96th

Exploited

No known

An issue was discovered in server.js in TileServer GL through 3.0.0. The content of the key GET parameter is reflected unsanitized in an HTTP response for the application's main page, causing reflected XSS.

Affected vendor

Tileserver

Affected product

Tileservergl

CVSS vector

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

Weakness type (CWE)

CWE-79 — Cross-Site Scripting (XSS)

Published

2020-07-01

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, user interaction. Successful exploitation leads to low impact to confidentiality, low impact to integrity.

Its EPSS score of 12.2% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 96% of all scored CVEs.

Check your external exposure to CVE-2020-15500

Confirm whether Tileserver Tileservergl is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2020-15500.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2020-15500

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2020-15500 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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