CVE-2020-25018

Name: CVE-2020-25018
Creator: NVD / NIST
Published: 2020-10-01T17:15:13.387+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.13%

Last modified Jun 17, 2026

CVE-2020-25018 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Envoy master between 2d69e30 and 3b5acb2 may fail to parse request URL that requires host canonicalization.. EPSS estimates a 1.13% chance of exploitation in the next 30 days.

Description

Envoy master between 2d69e30 and 3b5acb2 may fail to parse request URL that requires host canonicalization.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

1.13%

62.2th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Envoyproxy	Envoy	>= 2d69e30, < 3b5acb2

References

Timeline

Published: Oct 1, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2020-25018?

Envoy master between 2d69e30 and 3b5acb2 may fail to parse request URL that requires host canonicalization.

How severe is CVE-2020-25018?

CVE-2020-25018 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.13% probability of exploitation in the next 30 days.

How do I fix CVE-2020-25018?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2020-25018?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST