How severe is CVE-2021-44055?

CVE-2021-44055 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2021-44055 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-44055?

CVE-2021-44055 affects Qnap Video Station. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-44055?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2021-44055 published?

CVE-2021-44055 was published on 2022-05-05 and last updated on 2026-06-17.

CVE-2021-44055

CVE-2021-44055 is a medium-severity vulnerability in Qnap Video Station with a CVSS 3.x base score of 5.3. 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-862.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 7.5
EPSS exploit prediction: 1% (58th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-862
Affected product: Qnap Video Station
Published: 2022-05-05
Last modified: 2026-06-17

Description

An missing authorization vulnerability has been reported to affect QNAP device running Video Station. If exploited, this vulnerability allows remote attackers to access data or perform actions that they should not be allowed to perform. We have already fixed this vulnerability in the following versions of Video Station: Video Station 5.5.9 ( 2022/02/16 ) and later

Frequently asked questions

What is CVE-2021-44055?: An missing authorization vulnerability has been reported to affect QNAP device running Video Station. If exploited, this vulnerability allows remote attackers to access data or perform actions that they should not be allowed to perform. We have already fixed this vulnerability in the following versions of Video Station: Video Station 5.5.9 ( 2022/02/16 ) and later
How severe is CVE-2021-44055?: CVE-2021-44055 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2021-44055 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (58th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-44055?: CVE-2021-44055 affects Qnap Video Station. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-44055?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2021-44055 published?: CVE-2021-44055 was published on 2022-05-05 and last updated on 2026-06-17.

References

https://www.qnap.com/en/security-advisory/qsa-22-14

Affected products (1)

cpe:2.3:a:qnap:video_station:*:*:*:*:*:*:*:*

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