9.8

CVE-2022-47758: nanoleaf nanoleaf_firmware Improper Certificate Validation

CVSS: 9.8v3.1CriticalModified
Published 27-04-2023Last modified 09-07-2026
Open JSON

Vulnerability summary

CVE-2022-47758 is a critical (CVSS 9.8) Improper Certificate Validation vulnerability in nanoleaf nanoleaf_firmware. EPSS estimates a 1.20% chance of exploitation in the next 30 days, higher than 67.8% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.8/10
010
Critical · v3.1 (CVE.org)
EPSS score
1.20%
0%100%
Low · +0.06 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 27-04-2023
    PublishedVulnerability first disclosed.
  2. 09-07-2026
    Last modifiedVulnerability information updated.

Description

Nanoleaf firmware v7.1.1 and below is missing TLS verification, allowing attackers to execute arbitrary code via a DNS hijacking attack.

CVSS metrics

2 scores · 2 sources · 1 version

EPSS trend

Probability

1.20%

Chance of exploitation in the next 30 days

Percentile

68%

Versus all other CVEs

30-day change

+0.06 pp

From 1.13% on 22-09-2026

22-09-202622-10-2026
EPSS score
1.20%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (pwning.tech)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Nanoleaf1 product

1 vendor · 1 product

References

2 links