How severe is CVE-2025-5969?

CVE-2025-5969 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-2025-5969 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-5969?

CVE-2025-5969 affects Dlink Dir-632 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-5969?

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-2025-5969 have an EU (EUVD) identifier?

Yes. CVE-2025-5969 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17766.

When was CVE-2025-5969 published?

CVE-2025-5969 was published on 2025-06-10 and last updated on 2026-06-17.

CVE-2025-5969

CVE-2025-5969 is a high-severity vulnerability in Dlink Dir-632 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-119.

Key facts

Severity: High (CVSS 3.x base score 8.8)
CVSS v2: 9.0
CVSS v4: 7.4
EPSS exploit prediction: 1% (56th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-17766
Weakness: CWE-119
Affected product: Dlink Dir-632 Firmware
Published: 2025-06-10
Last modified: 2026-06-17

Description

A vulnerability has been found in D-Link DIR-632 FW103B08 and classified as critical. Affected by this vulnerability is the function FUN_00425fd8 of the file /biurl_grou of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.

Frequently asked questions

What is CVE-2025-5969?: A vulnerability has been found in D-Link DIR-632 FW103B08 and classified as critical. Affected by this vulnerability is the function FUN_00425fd8 of the file /biurl_grou of the component HTTP POST Request Handler. The manipulation leads to stack-based buffer overflow. The attack can be launched remotely. The exploit has been disclosed to the public and may be used. This vulnerability only affects products that are no longer supported by the maintainer.
How severe is CVE-2025-5969?: CVE-2025-5969 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-2025-5969 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (56th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-5969?: CVE-2025-5969 affects Dlink Dir-632 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-5969?: 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-2025-5969 have an EU (EUVD) identifier?: Yes. CVE-2025-5969 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-17766.
When was CVE-2025-5969 published?: CVE-2025-5969 was published on 2025-06-10 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-632_firmware:103b08:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-632 Firmware

CVE-2025-6121 — Critical (CVSS 9.8): A vulnerability, which was classified as critical, has been found in D-Link DIR-632 FW103B08. Affected by this issue is…
CVE-2025-5912 — High (CVSS 8.8): A vulnerability was found in D-Link DIR-632 FW103B08. It has been declared as critical. This vulnerability affects the…

All CVEs affecting Dlink Dir-632 Firmware →

Other CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities

CVE-2026-2778 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the DOM: Core & HTML component. This vulnerability was fixed in…
CVE-2026-2776 — Critical (CVSS 10.0): Sandbox escape due to incorrect boundary conditions in the Telemetry component in External Software. This vulnerability…
CVE-2025-1866 — Critical (CVSS 10.0): Improper Restriction of Operations within the Bounds of a Memory Buffer vulnerability in warmcat libwebsockets allows…
CVE-2022-27625 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2022-27624 — Critical (CVSS 10.0): A vulnerability regarding improper restriction of operations within the bounds of a memory buffer is found in the…
CVE-2020-11896 — Critical (CVSS 10.0): The Treck TCP/IP stack before 6.0.1.66 allows Remote Code Execution, related to IPv4 tunneling.

Browse all CWE-119 (Improper Restriction of Operations within the Bounds of a Memory Buffer) vulnerabilities →