CVE-2026-35546

CRITICALNVD 9.89.8—

9.8

Anviz CX2 Lite and CX7 are vulnerable to unauthenticated firmware uploads. This causes crafted archives to be accepted, enabling attackers to plant and execute code and obtain a reverse shell.

CVSS v3: 9.8
EG Score: 9.8(medium)
EPSS: 22.9%
KEV: Not listed

Published

April 17, 2026

Last Modified

May 4, 2026

Advisory Details (3)

Auto-updated May 11, 2026

Patch available. Sources: cisa.

cisa Patch Available

Anviz Multiple Products | CISA

https://www.cisa.gov/news-events/ics-advisories/icsa-26-106-03

generic

Contact Us | Anviz Global

https://www.anviz.com/contact-us.html

generic

CSAF/csaf_files/OT/white/2026/icsa-26-106-03.json at develop · cisagov/CSAF · GitHub

https://github.com/cisagov/CSAF/blob/develop/csaf_files/OT/white/2026/icsa-26-106-03.json

Weakness Classification(1)

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

CWE-306Missing Authentication for Critical Function

Data Freshness Timeline

(refreshed 16× 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.

2026-05-31 22:30 UTCepss_batch
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2026-05-31 00:16 UTCepss_batch
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2026-05-27 13:40 UTCepss_batch
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2026-05-26 13:44 UTCepss_batch
2026-05-26 07:18 UTCepss_batch
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2026-05-20 22:38 UTCepss_batch
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2026-05-20 11:22 UTCepss_batch
2026-05-20 11:22 UTCepss_batch

Frequently asked(5)

What is CVE-2026-35546?

CVE-2026-35546 is a critical vulnerability published on April 17, 2026. Anviz CX2 Lite and CX7 are vulnerable to unauthenticated firmware uploads. This causes crafted archives to be accepted, enabling attackers to plant and execute code and obtain a reverse shell.

When was CVE-2026-35546 disclosed?

CVE-2026-35546 was first published in the National Vulnerability Database on April 17, 2026, with the most recent update on May 4, 2026. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2026-35546 actively exploited?

CVE-2026-35546 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 22.9% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2026-35546?

CVE-2026-35546 has a CVSS v3 base score of 9.8 (NVD).

How do I remediate CVE-2026-35546?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2026-35546, 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-2026-35546

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CVE-2026-35546

📅 Published

🔄 Last Modified

📋 Advisory Details (3)