How severe is CVE-2025-29628?

CVE-2025-29628 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.

Is CVE-2025-29628 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2025-29628?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

Does CVE-2025-29628 have an EU (EUVD) identifier?

Yes. CVE-2025-29628 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22717.

When was CVE-2025-29628 published?

CVE-2025-29628 was published on 2025-07-25 and last updated on 2026-06-17.

CVE-2025-29628

CVE-2025-29628 is a critical-severity vulnerability with a CVSS 3.x base score of 9.4. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-924.

Key facts

Severity: Critical (CVSS 3.x base score 9.4)
EPSS exploit prediction: 0% (19th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-22717
Weakness: CWE-924
Published: 2025-07-25
Last modified: 2026-06-17

Description

A Gardyn Azure IoT Hub connection string is downloaded over an insecure HTTP connection in Gardyn Home Kit firmware before master.619, Home Kit Mobile Application before 2.11.0, and Home Kit Cloud API before 2.12.2026 leaving the string vulnerable to interception and modification through a Man-in-the-Middle attack. This may result in the attacker capturing device credentials or taking control of vulnerable home kits.

Frequently asked questions

What is CVE-2025-29628?: A Gardyn Azure IoT Hub connection string is downloaded over an insecure HTTP connection in Gardyn Home Kit firmware before master.619, Home Kit Mobile Application before 2.11.0, and Home Kit Cloud API before 2.12.2026 leaving the string vulnerable to interception and modification through a Man-in-the-Middle attack. This may result in the attacker capturing device credentials or taking control of vulnerable home kits.
How severe is CVE-2025-29628?: CVE-2025-29628 has a CVSS 3.x base score of 9.4, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability low.
Is CVE-2025-29628 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (19th percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2025-29628?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2025-29628 have an EU (EUVD) identifier?: Yes. CVE-2025-29628 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-22717.
When was CVE-2025-29628 published?: CVE-2025-29628 was published on 2025-07-25 and last updated on 2026-06-17.

References

Other CWE-924 vulnerabilities

CVE-2024-44730 — Critical (CVSS 9.1): Incorrect access control in the function handleDataChannelChat(dataMessage) of Mirotalk before commit c21d58 allows…
CVE-2020-5869 — Critical (CVSS 9.1): In BIG-IQ 5.2.0-7.0.0, high availability (HA) synchronization is not secure by TLS and may allow on-path attackers to…
CVE-2025-0592 — High (CVSS 8.8): The vulnerability may allow a remote low priviledged attacker to run arbitrary shell commands by manipulating the…
CVE-2019-25719 — High (CVSS 8.6): Dräger Infinity Acute Care System and Standalone Infinity M540 patient monitors running software versions VG4.1.1,…
CVE-2021-34793 — High (CVSS 8.6): A vulnerability in the TCP Normalizer of Cisco Adaptive Security Appliance (ASA) Software and Firepower Threat Defense…
CVE-2023-6408 — High (CVSS 8.1): CWE-924: Improper Enforcement of Message Integrity During Transmission in a Communication Channel vulnerability exists…

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