CVE-2022-26147

CRITICALNVD 9.89.8—

9.8

The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 94.1%
KEV: Not listed

Published

June 21, 2022

Last Modified

November 21, 2024

Advisory Details (1)

Auto-updated May 25, 2026

No patch confirmed yet.

generic

Code execution as root via AT commands on the Quectel RG500Q-EA 5G modem | nns.ee

https://nns.ee/blog/2022/06/21/modem-rce2.html

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 17× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

2026-06-06 13:46 UTCepss_batch
2026-06-06 13:46 UTCepss_batch
2026-06-05 22:45 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-05 06:09 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-04 13:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-02 20:11 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-06-01 13:50 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 22:29 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-31 00:15 UTCepss_batch
2026-05-29 13:42 UTCepss_batch
2026-05-28 13:43 UTCepss_batch
2026-05-28 13:43 UTCepss_batch

Frequently asked(5)

What is CVE-2022-26147?

CVE-2022-26147 is a critical vulnerability published on June 21, 2022. The Quectel RG502Q-EA modem before 2022-02-23 allow OS Command Injection.

When was CVE-2022-26147 disclosed?

CVE-2022-26147 was first published in the National Vulnerability Database on June 21, 2022, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2022-26147 actively exploited?

CVE-2022-26147 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 94.1% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2022-26147?

CVE-2022-26147 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2022-26147?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2022-26147, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

Dependency Blast Radius

See which npm, PyPI, Go, and Maven packages are affected by CVE-2022-26147

Explore →

Is Your Infrastructure Affected by CVE-2022-26147?

EchelonGraph automatically scans your cloud infrastructure and maps CVE exposure using blast radius analysis.

Start Free Scan →Browse All CVEs

CVE-2022-26147

📅 Published

🔄 Last Modified

📋 Advisory Details (1)

Code execution as root via AT commands on the Quectel RG500Q-EA 5G modem | nns.ee

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2022-26147?

🔗 Related CVEs(same CWE)

Same CWE

Published

Last Modified

Advisory Details (1)

Frequently asked(5)

Related CVEs(same CWE)