How severe is CVE-2025-55602?

CVE-2025-55602 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2025-55602 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-55602?

CVE-2025-55602 affects Dlink Dir-619l Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-55602?

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-2025-55602 have an EU (EUVD) identifier?

Yes. CVE-2025-55602 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25586.

When was CVE-2025-55602 published?

CVE-2025-55602 was published on 2025-08-22 and last updated on 2026-06-17.

CVE-2025-55602

CVE-2025-55602 is a high-severity vulnerability in Dlink Dir-619l Firmware with a CVSS 3.x base score of 7.5. 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 0% (38th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-25586
Weakness: CWE-787
Affected product: Dlink Dir-619l Firmware
Published: 2025-08-22
Last modified: 2026-06-17

Description

D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter.

Frequently asked questions

What is CVE-2025-55602?: D-Link DIR-619L 2.06B01 is vulnerable to Buffer Overflow in the formSysCmd function via the submit-url parameter.
How severe is CVE-2025-55602?: CVE-2025-55602 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2025-55602 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (38th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-55602?: CVE-2025-55602 affects Dlink Dir-619l Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-55602?: 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-2025-55602 have an EU (EUVD) identifier?: Yes. CVE-2025-55602 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-25586.
When was CVE-2025-55602 published?: CVE-2025-55602 was published on 2025-08-22 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-619l_firmware:2.06b01:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-619l Firmware

CVE-2023-43869 — Critical (CVSS 9.8): D-Link DIR-619L B1 2.02 is vulnerable to Buffer Overflow via formSetWAN_Wizard56 function.
CVE-2020-19320 — Critical (CVSS 9.8): Buffer overflow vulnerability in DLINK 619L version B 2.06beta via the curTime parameter on login.
CVE-2020-19319 — Critical (CVSS 9.8): Buffer overflow vulnerability in DLINK 619L version B 2.06beta via the FILECODE parameter on login.
CVE-2023-37791 — Critical (CVSS 9.8): D-Link DIR-619L v2.04(TW) was discovered to contain a stack overflow via the curTime parameter at /goform/formLogin.
CVE-2014-8361 — Critical (CVSS 9.8): The miniigd SOAP service in Realtek SDK allows remote attackers to execute arbitrary code via a crafted…
CVE-2025-6617 — High (CVSS 8.8): A vulnerability was found in D-Link DIR-619L 2.06B01 and classified as critical. This issue affects the function…

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