CVE-2026-18191: VIN-DS783E-E6 developed by Vacron has a Hidden Functionality vulnerability, allowing unauthenticated remote at

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CRITICAL 9.8REMOTE

CVE-2026-18191 is a critical-severity flaw (CVSS 9.8) affecting affected software. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

VIN-DS783E-E6 developed by Vacron has a Hidden Functionality vulnerability, allowing unauthenticated remote attackers to exploit a specific hidden function to obtain the administrator credentials of the device.

Why this priority

Critical severity
CISA SSVC: automatable with total technical impact
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.7% (top 48%)
CISA exploited list	No
Weakness	CWE-912
Published	2026-07-29
Last modified	2026-10-23

Publisher (CNA): TWCERT/CC

Last updated 2026-10-23 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Timeline

2026-07-29 08:16 UTCPublished CVE record published
2026-10-23 23:10 UTCUpdated Record last modified

Exact fixes by distribution

Fedora 46 · python-openslide · FIXED · 1.4.7-1.fc46 · FEDORA-2026-336bea884e · source

sudo dnf upgrade --advisory=FEDORA-2026-336bea884e

Fedora ELN · valgrind · FIXED · 3.28.0-1.eln159 · FEDORA-2026-c593ef1d15 · source

sudo dnf upgrade --advisory=FEDORA-2026-c593ef1d15

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-2026-18191?

No fixed release is listed yet. Watch the vendor advisory and apply any mitigation shown on this page.

Is CVE-2026-18191 being exploited?

CVE-2026-18191 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-2026-18191 affect?

CVE-2026-18191 affects affected software. Severity is critical (CVSS 9.8). VIN-DS783E-E6 developed by Vacron has a Hidden Functionality vulnerability, allowing unauthenticated remote attackers to exploit a specific hidden function to obtain the administrator credentials of the device.

How urgent is CVE-2026-18191?

Priority 55/100. Critical severity; CISA SSVC: automatable with total technical impact; Remotely exploitable, no login, no user action

References

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