{"cve":"CVE-2026-5211","nvd":{"published":"2026-03-31T20:16:29.873","modified":"2026-07-24T20:10:00.147","status":"Analyzed","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 vulnerability affects the function UPnP_AV_Server_Path_Del of the file /cgi-bin/app_mgr.cgi. Executing a manipulation of the argument f_dir can lead to stack-based buffer overflow. The attack can be executed remotely. The exploit has been published and may be used.","cvss_v4":{"vector":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","score":7.4},"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-787","CWE-119","CWE-121"],"references":["https://github.com/wudipjq/my_vuln/blob/main/D-Link8/vuln_165/165.md","https://vuldb.com/submit/780434","https://vuldb.com/vuln/354347","https://vuldb.com/vuln/354347/cti","https://www.dlink.com/"],"products":["dlink:dnr-202l_firmware","dlink:dnr-326_firmware","dlink:dns-1100-4_firmware","dlink:dns-1200-05_firmware","dlink:dns-120_firmware","dlink:dns-1550-04_firmware","dlink:dns-315l_firmware","dlink:dns-320_firmware","dlink:dns-320l_firmware","dlink:dns-320lw_firmware","dlink:dns-321_firmware","dlink:dns-322l_firmware","dlink:dns-323_firmware","dlink:dns-325_firmware","dlink:dns-326_firmware","dlink:dns-327l_firmware","dlink:dns-340l_firmware","dlink:dns-343_firmware","dlink:dns-345_firmware","dlink:dns-726-4_firmware"],"source":"nvd","synced_at":"2026-10-19T22:28:18.033120106+00:00"},"epss":{"cve":"CVE-2026-5211","score":0.00727,"percentile":0.54181,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}