CVE-2026-31927: Anviz CX7 Firmware is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbit

Routine

MEDIUM 4.9MITIGATE

CVE-2026-31927 is a medium-severity flaw (CVSS 4.9) affecting cx7 firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Anviz CX7 Firmware is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files (e.g., /etc/shadow), enabling unauthorized SSH access when combined with debug‑setting changes.

Why this priority

No elevated risk signals yet

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	4.9 (Medium)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	0.4% (top 71%)
CISA exploited list	No
Weakness	CWE-23
Published	2026-04-17
Last modified	2026-10-26

Publisher (CNA): ICS-CERT · Vendor: anviz

Last updated 2026-10-26 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-04-17 20:16 UTCPublished CVE record published
2026-10-26 00:10 UTCUpdated Record last modified

anviz cx7 firmware MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

Check your OS release

cat /etc/os-release; uname -r

Debian / Ubuntu

sudo apt update && sudo apt full-upgrade

RHEL / Amazon Linux / Fedora

sudo dnf upgrade --refresh

Windows

Install the latest cumulative update from Windows Update

If no patch exists yet

OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2026-31927?

cx7 firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-31927 being exploited?

CVE-2026-31927 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2026-31927 affect?

CVE-2026-31927 affects cx7 firmware. Severity is medium (CVSS 4.9). Anviz CX7 Firmware is vulnerable to an authenticated CSV upload which allows path traversal to overwrite arbitrary files (e.g., /etc/shadow), enabling unauthorized SSH access when combined with debug‑setting changes.

How urgent is CVE-2026-31927?

Priority 24/100. No elevated risk signals yet.

Related CVEs

CVE-2026-33093 MEDIUM 5.3 MITIGATE Anviz CX7 Firmware is vulnerable to an unauthenticated POST to the device that captures a photo with the fron

References

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