CVE-2020-15134

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

0.86% probability of exploitation activity in the next 30 days.

EPSS percentile

Equal to or higher than the score of 58.2% of scored records. A rank, not a probability.

NVD base score

8.7 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-17.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2020-07-31 17:40Z6 YR AGO

Last updated

2024-08-04 13:08Z2 YR AGO

Reserved

2020-06-25

Assigning CNA

GitHub_M

Record state

PUBLISHED

Severity

High (CVSS 8.0)

CNA CVSS vector

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

Weaknesses

• CWE-295Improper Certificate ValidationBase

Data version

5.1

Document digest

29d9a567585cab6b3e4a73648d12613f39f288c7cdfa54d7c4b5732dd14a215a

• github.comhttps://github.com/faye/faye/security/advisories/GHSA-3q49-h8f9-9fr9x_refsource_CONFIRM
• blog.jcoglan.comhttps://blog.jcoglan.com/2020/07/31/missing-tls-verification-in-faye/x_refsource_MISC