CVE-2026-1740: A vulnerability was found in EFM ipTIME A8004T 14.18.2

This month

HIGH 7.3REMOTEMITIGATE

CVE-2026-1740 is a high-severity flaw (CVSS 7.3) affecting a8004t firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A vulnerability was found in EFM ipTIME A8004T 14.18.2. This impacts the function httpcon_check_session_url of the file /cgi/timepro.cgi of the component Hidden Hiddenloginsetup Interface. The manipulation results in improper authentication. The attack may be performed from remote. The exploit has been made public and could be used. The vendor was contacted early about this disclosure but did not respond in any way.

Why this priority

High severity
Remotely exploitable, no login, no user action

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

Risk facts

CVSS score	7.3 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.5% (top 54%)
CISA exploited list	No
Weakness	CWE-287
Published	2026-02-02
Last modified	2026-06-17

Publisher (CNA): VulDB · Vendor: iptime

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2026-02-02 04:15 UTCPublished CVE record published
2026-06-17 10:16 UTCUpdated Record last modified

iptime a8004t firmware MITIGATE

Affected: 14.18.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 14.18.2

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-2026-1740?

a8004t firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2026-1740 being exploited?

CVE-2026-1740 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-2026-1740 affect?

CVE-2026-1740 affects a8004t firmware. Severity is high (CVSS 7.3). A vulnerability was found in EFM ipTIME A8004T 14.18.2. This impacts the function httpcon_check_session_url of the file /cgi/timepro.cgi of the component Hidden Hiddenloginsetup Interface. The manipulation results in improper authentication

How urgent is CVE-2026-1740?

Priority 42/100. High severity; Remotely exploitable, no login, no user action

Related CVEs

CVE-2026-1742 MEDIUM 4.7 MITIGATE A vulnerability was identified in EFM ipTIME A8004T 14.18.2
CVE-2026-1741 MEDIUM 6.6 MITIGATE A vulnerability was determined in EFM ipTIME A8004T 14.18.2

References

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