How severe is CVE-2026-35546?

CVE-2026-35546 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2026-35546 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-35546?

CVE-2026-35546 primarily affects Anviz Cx7 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-35546?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2026-35546 have an EU (EUVD) identifier?

Yes. CVE-2026-35546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23492.

When was CVE-2026-35546 published?

CVE-2026-35546 was published on 2026-04-17 and last updated on 2026-06-17.

CVE-2026-35546

CVE-2026-35546 is a critical-severity vulnerability in Anviz Cx7 Firmware with a CVSS 3.x base score of 9.8. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-306.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2026-23492
Weakness: CWE-306
Affected product: Anviz Cx7 Firmware
Published: 2026-04-17
Last modified: 2026-06-17

Description

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.

Frequently asked questions

What is CVE-2026-35546?: 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.
How severe is CVE-2026-35546?: CVE-2026-35546 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2026-35546 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2026-35546?: CVE-2026-35546 primarily affects Anviz Cx7 Firmware. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2026-35546?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2026-35546 have an EU (EUVD) identifier?: Yes. CVE-2026-35546 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-23492.
When was CVE-2026-35546 published?: CVE-2026-35546 was published on 2026-04-17 and last updated on 2026-06-17.

References

Affected products (2)

cpe:2.3:o:anviz:cx7_firmware:-:*:*:*:*:*:*:*
cpe:2.3:o:anviz:cx2_lite_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Anviz Cx7 Firmware

CVE-2026-40066 — High (CVSS 8.8): Anviz CX2 Lite and CX7 are vulnerable to unverified update packages that can be uploaded. The device unpacks and…
CVE-2026-32324 — High (CVSS 7.7): Anviz CX7 Firmware is vulnerable because the application embeds reusable certificate/key material, enabling…
CVE-2026-40461 — High (CVSS 7.5): Anviz CX2 Lite and CX7 are vulnerable to unauthenticated POST requests that modify debug settings (e.g., enabling…
CVE-2026-33569 — Medium (CVSS 6.5): Anviz CX2 Lite and CX7 administrative sessions occur over HTTP, enabling on‑path attackers to sniff credentials and…
CVE-2026-35061 — Medium (CVSS 5.3): Anviz CX7 Firmware is vulnerable to the most recently captured test photo that can be retrieved without…
CVE-2026-33093 — Medium (CVSS 5.3): Anviz CX7 Firmware is vulnerable to an unauthenticated POST to the device that captures a photo with the front facing…

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