How severe is CVE-2025-52079?

CVE-2025-52079 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-2025-52079 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-52079?

CVE-2025-52079 affects Dlink Dir-820l Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-52079?

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.

Does CVE-2025-52079 have an EU (EUVD) identifier?

Yes. CVE-2025-52079 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35216.

When was CVE-2025-52079 published?

CVE-2025-52079 was published on 2025-10-21 and last updated on 2026-06-17.

CVE-2025-52079

CVE-2025-52079 is a high-severity vulnerability in Dlink Dir-820l Firmware with a CVSS 3.x base score of 8.8. 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-284.

Key facts

Severity: High (CVSS 3.x base score 8.8)
EPSS exploit prediction: 0% (39th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-35216
Weakness: CWE-284
Affected product: Dlink Dir-820l Firmware
Published: 2025-10-21
Last modified: 2026-06-17

Description

The administrator password setting of the D-Link DIR-820L 1.06B02 is has Improper Access Control and is vulnerable to Unverified Password Change via crafted POST request to /get_set.ccp.

Frequently asked questions

What is CVE-2025-52079?: The administrator password setting of the D-Link DIR-820L 1.06B02 is has Improper Access Control and is vulnerable to Unverified Password Change via crafted POST request to /get_set.ccp.
How severe is CVE-2025-52079?: CVE-2025-52079 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-2025-52079 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (39th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-52079?: CVE-2025-52079 affects Dlink Dir-820l Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-52079?: 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.
Does CVE-2025-52079 have an EU (EUVD) identifier?: Yes. CVE-2025-52079 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-35216.
When was CVE-2025-52079 published?: CVE-2025-52079 was published on 2025-10-21 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-820l_firmware:1.06b02:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-820l Firmware

CVE-2024-48150 — Critical (CVSS 9.8): D-Link DIR-820L 1.05B03 has a stack overflow vulnerability in the sub_451208 function.
CVE-2023-44809 — Critical (CVSS 9.8): D-Link device DIR-820L 1.05B03 is vulnerable to Insecure Permissions.
CVE-2023-44808 — Critical (CVSS 9.8): D-Link DIR-820L 1.05B03 has a stack overflow vulnerability in the sub_4507CC function.
CVE-2023-44807 — Critical (CVSS 9.8): D-Link DIR-820L 1.05B03 has a stack overflow vulnerability in the cancelPing function.
CVE-2023-25280 — Critical (CVSS 9.8): OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to escalate privileges to root via a…
CVE-2023-25279 — Critical (CVSS 9.8): OS Command injection vulnerability in D-Link DIR820LA1_FW105B03 allows attackers to escalate privileges to root via a…

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