How severe is CVE-2021-46441?

CVE-2021-46441 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-46441 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 32% (98th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-46441?

CVE-2021-46441 affects Dlink Dir-825 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-46441?

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-2021-46441 published?

CVE-2021-46441 was published on 2022-04-27 and last updated on 2026-06-17.

CVE-2021-46441

CVE-2021-46441 is a high-severity vulnerability in Dlink Dir-825 Firmware with a CVSS 3.x base score of 8.8. Its EPSS exploit-prediction score of 32% places it in the 98th percentile, indicating an elevated likelihood of exploitation. The underlying weakness is classified as CWE-78.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
EPSS exploit prediction: 32% (98th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dlink Dir-825 Firmware
Published: 2022-04-27
Last modified: 2026-06-17

Description

In the "webupg" binary of D-Link DIR-825 G1, because of the lack of parameter verification, attackers can use "cmd" parameters to execute arbitrary system commands after obtaining authorization.

Frequently asked questions

What is CVE-2021-46441?: In the "webupg" binary of D-Link DIR-825 G1, because of the lack of parameter verification, attackers can use "cmd" parameters to execute arbitrary system commands after obtaining authorization.
How severe is CVE-2021-46441?: CVE-2021-46441 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-46441 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 32% (98th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-46441?: CVE-2021-46441 affects Dlink Dir-825 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-46441?: 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-2021-46441 published?: CVE-2021-46441 was published on 2022-04-27 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-825_firmware:-:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-825 Firmware

CVE-2025-7206 — Critical (CVSS 9.8): A vulnerability, which was classified as critical, has been found in D-Link DIR-825 2.10. This issue affects the…
CVE-2022-47035 — Critical (CVSS 9.8): Buffer Overflow Vulnerability in D-Link DIR-825 v1.33.0.44ebdd4-embedded and below allows attacker to execute arbitrary…
CVE-2021-46442 — Critical (CVSS 9.8): In the "webupg" binary of D-Link DIR-825 G1, attackers can bypass authentication through parameters "autoupgrade.asp",…
CVE-2019-16920 — Critical (CVSS 9.8): Unauthenticated remote code execution occurs in D-Link products such as DIR-655C, DIR-866L, DIR-652, and DHP-1565. The…
CVE-2026-7068 — High (CVSS 8.8): A vulnerability was identified in D-Link DIR-825 3.00b32. This affects the function NMBD_process of the file sserver.c…
CVE-2025-10666 — High (CVSS 8.8): A security flaw has been discovered in D-Link DIR-825 up to 2.10. Affected by this vulnerability is the function…

All CVEs affecting Dlink Dir-825 Firmware →

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