CVE-2026-40436: The ZTE ZXEDM iEMS product has a password reset vulnerability for any user.Because the management of the cloud

Routine

HIGH 7.1DOWNGRADE

CVE-2026-40436 is a high-severity flaw (CVSS 7.1) affecting zxesm iems. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The ZTE ZXEDM iEMS product has a password reset vulnerability for any user.Because the management of the cloud EMS portal does not properly control access to the user list acquisition function, attackers can read all user list information through the user list interface. Attackers can reset the passwords of obtained user information, causing risks such as unauthorized operations.

Why this priority

High severity

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

Risk facts

CVSS score	7.1 (High)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	Required
EPSS exploit chance	0.2% (top 91%)
CISA exploited list	No
Published	2026-04-13
Last modified	2026-10-26

Publisher (CNA): ZTE Corporation · Vendor: zte

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

Am I affected?

Timeline

2026-04-13 07:16 UTCPublished CVE record published
2026-10-26 21:10 UTCUpdated Record last modified

zte zxesm iems DOWNGRADE

Affected: 16.25.42.04

Fixed in: no fixed release known

Safe to downgrade to: a release before 16.25.42.04

1. Check installed version

apt-cache policy zxesm-iems || rpm -q zxesm-iems || zxesm-iems --version

2. No fixed release: DOWNGRADE to a release before 16.25.42.04 (Debian / Ubuntu)

apt-cache madison zxesm-iems sudo apt install zxesm-iems=<VERSION_BEFORE_16.25.42.04> sudo apt-mark hold zxesm-iems

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

dnf --showduplicates list zxesm-iems sudo dnf downgrade zxesm-iems-<VERSION_BEFORE_16.25.42.04> sudo dnf versionlock add zxesm-iems

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-2026-40436?

zxesm iems: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-40436 being exploited?

CVE-2026-40436 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-2026-40436 affect?

CVE-2026-40436 affects zxesm iems. Severity is high (CVSS 7.1). The ZTE ZXEDM iEMS product has a password reset vulnerability for any user.Because the management of the cloud EMS portal does not properly control access to the user list acquisition function, attackers can read all user list information t

How urgent is CVE-2026-40436?

Priority 27/100. High severity

Software pages

ZTE vulnerabilities

References

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