CVE-2026-24498: Exposure of Sensitive Information to an Unauthorized Actor vulnerability in EFM-Networks, Inc

Q: How do I fix CVE-2026-24498?

t5008 firmware: upgrade to 15.27.2; ax2004m firmware: upgrade to 15.27.2; ax3000q firmware: upgrade to 15.27.2. Exact commands for each OS are on this page.

Q: Is CVE-2026-24498 being exploited?

CVE-2026-24498 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2026-24498 affect?

CVE-2026-24498 affects t5008 firmware, ax2004m firmware, ax3000q firmware. Severity is high (CVSS 7.5). Exposure of Sensitive Information to an Unauthorized Actor vulnerability in EFM-Networks, Inc. IpTIME T5008, EFM-Networks, Inc. IpTIME AX2004M, EFM-Networks, Inc. IpTIME AX3000Q, EFM-Networks, Inc. IpTIME AX6000M allows Authentication Bypas

Q: How urgent is CVE-2026-24498?

Priority 41/100. High severity; Remotely exploitable, no login, no user action

This month

HIGH 7.5REMOTEUPGRADEUPGRADEUPGRADE

CVE-2026-24498 is a high-severity flaw (CVSS 7.5) affecting t5008 firmware, ax2004m firmware, ax3000q firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Exposure of Sensitive Information to an Unauthorized Actor vulnerability in EFM-Networks, Inc. IpTIME T5008, EFM-Networks, Inc. IpTIME AX2004M, EFM-Networks, Inc. IpTIME AX3000Q, EFM-Networks, Inc. IpTIME AX6000M allows Authentication Bypass.This issue affects ipTIME T5008: through 15.26.8; ipTIME AX2004M: through 15.26.8; ipTIME AX3000Q: through 15.26.8; ipTIME AX6000M: through 15.26.8.

Why this priority

High severity
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	0.4% (top 62%)
CISA exploited list	No
Weakness	CWE-200
Published	2026-02-27
Last modified	2026-06-17

Publisher (CNA): KrCERT/CC · Vendor: iptime

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

Am I affected?

Timeline

2026-02-27 02:16 UTCPublished CVE record published
2026-06-17 10:23 UTCUpdated Record last modified

iptime t5008 firmware UPGRADE

Affected: < 15.27.2

Fixed in: 15.27.2

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.

iptime ax2004m firmware UPGRADE

Affected: < 15.27.2

Fixed in: 15.27.2

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.

iptime ax3000q firmware UPGRADE

Affected: < 15.27.2

Fixed in: 15.27.2

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.

iptime ax6000m firmware UPGRADE

Affected: < 15.27.2

Fixed in: 15.27.2

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-2026-24498?

t5008 firmware: upgrade to 15.27.2; ax2004m firmware: upgrade to 15.27.2; ax3000q firmware: upgrade to 15.27.2. Exact commands for each OS are on this page.

Is CVE-2026-24498 being exploited?

CVE-2026-24498 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-2026-24498 affect?

CVE-2026-24498 affects t5008 firmware, ax2004m firmware, ax3000q firmware. Severity is high (CVSS 7.5). Exposure of Sensitive Information to an Unauthorized Actor vulnerability in EFM-Networks, Inc. IpTIME T5008, EFM-Networks, Inc. IpTIME AX2004M, EFM-Networks, Inc. IpTIME AX3000Q, EFM-Networks, Inc. IpTIME AX6000M allows Authentication Bypas

How urgent is CVE-2026-24498?

Priority 41/100. High severity; Remotely exploitable, no login, no user action

References

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