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CVE•Published 2026-04-02•Modified 2026-07-24•0 articles on news•5 live references•NVD data

CVE-2026-30603

Vulnerability data via NVD (ingested)

CVSS v3.1
6.8
MEDIUM
CVSS:3.1/AV:P/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS percentile
2
Exploit Prediction Scoring System · top 98% of all CVEs
Weaknesses (CWE)
CWE-345Insufficient Verification of Data AuthenticityCWE-494Download of Code Without Integrity Check
Description

An issue in the firmware update mechanism of Qianniao QN-L23PA0904 v20250721.1640 allows attackers to gain root access, install backdoors, and exfiltrate data via supplying a crafted iu.sh script contained in an SD card.

Timeline
Published 2026-04-02
Modified 2026-07-24

External references

NVDMITREExploit-DBtrickest/cveVulnCheck

Search for exposed instances

Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).

Shodan · vuln tag0 hosts
vuln:CVE-2026-30603
Hosts Shodan has explicitly fingerprinted as vulnerable.
More intel sources (5)
Shodan report
vuln:CVE-2026-30603
Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2026-30603
Censys host search filtered to this CVE id.
grep.app
CVE-2026-30603
Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2026-30603
GitHub code search for direct mentions.
Google dork
"CVE-2026-30603" exploit -site:nvd.nist.gov
Write-ups and news, NVD excluded.

Known PoCs on GitHub

No public proof-of-concept repositories found for CVE-2026-30603 on GitHub.
We haven't classified any articles referencing CVE-2026-30603 yet. The external references above still apply.