CVE-2020-15500 json
Cross-site scripting in TileServer GL
published 6y ago modified 4mo ago also GHSA-3fr8-mwpp-8h9p , EUVD-2021-0919
- cvss
- 6.1
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 12.2%
- EPSS 12.2% chance of exploitation in 30 days, percentile 96%
- public exploits
- 1
- Exploit-DB, plus a Nuclei check
Summary
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.
Patch / fix
Is CVE-2020-15500 in your dependencies? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.
Check with FencerTimeline
- Published
- First public exploit (EDB-49771)
Exploit prediction
12.22% chance of exploitation in the next 30 days, higher than 96% of all scored CVEs (FIRST EPSS, 2026-11-09).
Exploits and checks
- EDB-49771 Tileserver-gl 3.0.0 - 'key' Reflected Cross-Site Scripting (XSS) webapps, 2021-04-15
- Nuclei template TileServer GL <=3.0.0 - Cross-Site Scripting nuclei detection template
- github.com https://github.com/maptiler/tileserver-gl/issues/461 referenced PoC, tagged "exploit" by a source, unverified
- packetstormsecurity.com http://packetstormsecurity.com/files/162193/Tileserver-gl-3.0.0-Cross-Site-Scripting.html referenced PoC, tagged "exploit" by a source, unverified
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
| NVD | 2.0 | 4.3 | AV:N/AC:M/Au:N/C:N/I:P/A:N |
| GitHub | 3.1 | 6.1 | CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N |
Affected packages
| ecosystem | package | affected | fixed in |
|---|---|---|---|
| npm | tileserver-gl | <3.1.0 |
3.1.0 |
Classification
- Weakness
-
- CWE-79 Improper Neutralization of Input During Web Page Generation
References
-
github.com
/maptiler/tileserver-gl/commit/10431d70d0f0d7b7950ae2c02aea0850c7566621
web
-
github.com
/maptiler/tileserver-gl/issues/461
web, exploit, third-party-advisory
-
packetstormsecurity.com
/files/162193/Tileserver-gl-3.0.0-Cross-Site-Scripting.html
web, exploit, third-party-advisory, vdb-entry
-
nvd.nist.gov
/vuln/detail/CVE-2020-15500
advisory
-
github.com
/maptiler/tileserver-gl
package
Sources
- CVE List CVE-2020-15500
- GitHub Advisory GHSA-3fr8-mwpp-8h9p
- NVD CVE-2020-15500
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