How severe is CVE-2021-26611?

CVE-2021-26611 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-26611 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-26611?

CVE-2021-26611 primarily affects Hej Hejhome Gkw-ic052 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-26611?

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

When was CVE-2021-26611 published?

CVE-2021-26611 was published on 2021-11-26 and last updated on 2026-06-17.

CVE-2021-26611

CVE-2021-26611 is a high-severity vulnerability in Hej Hejhome Gkw-ic052 Firmware with a CVSS 3.x base score of 8.1. 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-798.

Key facts

Severity: High (CVSS 3.x base score 8.1)
CVSS v2: 7.5
EPSS exploit prediction: 1% (62nd percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-798
Affected product: Hej Hejhome Gkw-ic052 Firmware
Published: 2021-11-26
Last modified: 2026-06-17

Description

HejHome GKW-IC052 IP Camera contained a hard-coded credentials vulnerability. This issue allows remote attackers to operate the IP Camera.(reboot, factory reset, snapshot etc..)

Frequently asked questions

What is CVE-2021-26611?: HejHome GKW-IC052 IP Camera contained a hard-coded credentials vulnerability. This issue allows remote attackers to operate the IP Camera.(reboot, factory reset, snapshot etc..)
How severe is CVE-2021-26611?: CVE-2021-26611 has a CVSS 3.x base score of 8.1, rated high severity. It is exploitable over network with high attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-26611 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (62nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-26611?: CVE-2021-26611 primarily affects Hej Hejhome Gkw-ic052 Firmware. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-26611?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2021-26611 published?: CVE-2021-26611 was published on 2021-11-26 and last updated on 2026-06-17.

References

https://www.boho.or.kr/krcert/secNoticeView.do?bulletin_writing_sequence=36359

Affected products (4)

cpe:2.3:o:hej:hejhome_gkw-ic052_firmware:2.9.5:*:*:*:*:*:*:*
cpe:2.3:o:hej:hejhome_gkw-ic052_firmware:2.9.6:*:*:*:*:*:*:*
cpe:2.3:o:hej:hejhome_gkw-ic052_firmware:2.9.7:*:*:*:*:*:*:*
cpe:2.3:o:hej:hejhome_gkw-ic052_firmware:4.0.4:*:*:*:*:*:*:*

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