{"id":"CVE-2025-5621","url":"https://www.cyber-defence.io/tools/cve/CVE-2025-5621","generatedAt":"2026-10-27T23:08:11.500Z","title":"A vulnerability has been found in D-Link DIR-816 1.10CNB05 and classified as critical.","description":"A vulnerability has been found in D-Link DIR-816 1.10CNB05 and classified as critical. Affected by this vulnerability is the function qosClassifier of the file /goform/qosClassifier. The manipulation of the argument dip_address/sip_address leads to os command injection. 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.","published":"2025-06-05T00:15:24.000Z","lastModified":"2026-06-17T09:48:18.000Z","status":"Analyzed","sourceIdentifier":"cna@vuldb.com","cvss":{"version":"4.0","score":6.9,"severity":"MEDIUM","vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/M"},"cwe":["CWE-77","CWE-78"],"affected":["dlink/dir-816 firmware"],"epss":{"score":0.07469,"percentile":0.94427,"date":"2026-10-26","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"low","text":"Lower severity and a low EPSS score (7.47%). Track it; it rarely justifies an emergency change on its own."},"changes":[],"references":[{"url":"https://github.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_49/49.md","tags":["Exploit","Third Party Advisory"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?ctiid.311107","tags":["Permissions Required"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?id.311107","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://vuldb.com/?submit.589221","tags":["Third Party Advisory","VDB Entry"],"source":"cna@vuldb.com"},{"url":"https://www.dlink.com/","tags":["Product"],"source":"cna@vuldb.com"},{"url":"https://github.com/wudipjq/my_vuln/blob/main/D-Link5/vuln_49/49.md","tags":["Exploit","Third Party Advisory"],"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2025-5621","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}