CVE-2026-116233: A security vulnerability has been detected in Oray Pugongying X5 Pro 7.6.1

This month

CRITICAL 9.1DOWNGRADE

CVE-2026-116233 is a critical-severity flaw (CVSS 9.1) affecting pugongying x5 pro. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A security vulnerability has been detected in Oray Pugongying X5 Pro 7.6.1. This impacts an unknown function of the component Dnsmasq. The manipulation of the argument rent_time leads to crlf injection. The attack can be initiated remotely. The exploit has been disclosed publicly and may be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

Critical severity

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

Risk facts

CVSS score	9.1 (Critical)
EPSS exploit chance	n/a
CISA exploited list	No
Weakness	CWE-93, CWE-74
Published	2026-10-26
Last modified	2026-10-26

Publisher (CNA): VulDB · Vendor: oray · Source: CVE Program record (NVD analysis pending)

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

Am I affected?

Timeline

2026-10-26 08:15 UTCPublished CVE record published
2026-10-26 08:15 UTCUpdated Record last modified

oray pugongying x5 pro DOWNGRADE

Affected: 7.6.1

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.6.1

1. Check installed version

apt-cache policy pugongying-x5-pro || rpm -q pugongying-x5-pro || pugongying-x5-pro --version

2. No fixed release: DOWNGRADE to a release before 7.6.1 (Debian / Ubuntu)

apt-cache madison pugongying-x5-pro sudo apt install pugongying-x5-pro=<VERSION_BEFORE_7.6.1> sudo apt-mark hold pugongying-x5-pro

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list pugongying-x5-pro sudo dnf downgrade pugongying-x5-pro-<VERSION_BEFORE_7.6.1> sudo dnf versionlock add pugongying-x5-pro

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2026-116233?

pugongying x5 pro: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-116233 being exploited?

CVE-2026-116233 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-2026-116233 affect?

CVE-2026-116233 affects pugongying x5 pro. Severity is critical (CVSS 9.1). A security vulnerability has been detected in Oray Pugongying X5 Pro 7.6.1. This impacts an unknown function of the component Dnsmasq. The manipulation of the argument rent_time leads to crlf injection. The attack can be initiated remotely.

How urgent is CVE-2026-116233?

Priority 32/100. Critical severity

Software pages

Dnsmasq vulnerabilities

Related CVEs

CVE-2026-116234 CRITICAL 9.1 DOWNGRADE A vulnerability was detected in Oray Pugongying X5 Pro 7.6.1

References

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