CVE-2026-4195

CVE-2026-4195 is a medium-severity vulnerability in Dlink Dnr-202l Firmware with a CVSS 3.x base score of 6.3. 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-77.

Key facts

• Severity: Medium (CVSS 3.x base score 6.3)
• CVSS v2: 6.5
• CVSS v4: 2.1
• EPSS exploit prediction: 3% (88th percentile)
• Actively exploited: Not listed in CISA KEV
• EU (EUVD) id: EUVD-2026-12262
• Weakness: CWE-77
• Affected product: Dlink Dnr-202l Firmware
• Published: 2026-03-16
• Last modified: 2026-06-17

Description

A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This affects an unknown function of the file /cgi-bin/wizard_mgr.cgi. Executing a manipulation can lead to command injection. The attack can be executed remotely. The exploit has been published and may be used.

Frequently asked questions

What is CVE-2026-4195?

A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323, DNS-325, DNS-326, DNS-327L, DNR-326, DNS-340L, DNS-343, DNS-345, DNS-726-4, DNS-1100-4, DNS-1200-05 and DNS-1550-04 up to 20260205. This affects an unknown function of the file /cgi-bin/wizard_mgr.cgi. Executing a manipulation can lead to command injection. The attack can be executed remotely. The exploit has been published and may be used.

How severe is CVE-2026-4195?

CVE-2026-4195 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2026-4195 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (88th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2026-4195?

CVE-2026-4195 primarily affects Dlink Dnr-202l Firmware. In total, 20 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2026-4195?

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

Does CVE-2026-4195 have an EU (EUVD) identifier?

Yes. CVE-2026-4195 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2026-12262.

When was CVE-2026-4195 published?

CVE-2026-4195 was published on 2026-03-16 and last updated on 2026-06-17.

References

• https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_97/97.md
• https://vuldb.com/?ctiid.351107
• https://vuldb.com/?id.351107
• https://vuldb.com/?submit.769854
• https://www.dlink.com/

Affected products (20)

• cpe:2.3:o:dlink:dnr-202l_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dnr-326_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-1100-4_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-120_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-1200-05_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-1550-04_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-315l_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-320_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-320l_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-320lw_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-321_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-322l_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-323_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-325_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-326_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-327l_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-340l_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-343_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-345_firmware:*:*:*:*:*:*:*:*
• cpe:2.3:o:dlink:dns-726-4_firmware:*:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dnr-202l Firmware

• CVE-2024-3272 — Critical (CVSS 9.8): ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as very critical, has been found in D-Link…
• CVE-2026-5214 — High (CVSS 8.8): A vulnerability was found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L,…
• CVE-2026-5213 — High (CVSS 8.8): A vulnerability was determined in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L,…
• CVE-2026-5212 — High (CVSS 8.8): A vulnerability has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L,…
• CVE-2026-5211 — High (CVSS 8.8): A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323,…
• CVE-2026-4214 — High (CVSS 8.8): A flaw has been found in D-Link DNS-120, DNR-202L, DNS-315L, DNS-320, DNS-320L, DNS-320LW, DNS-321, DNR-322L, DNS-323,…

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