{"id":"CVE-2025-22880","aliases":["EUVD-2025-3036","GHSA-xv3h-pcqm-3253"],"status":"published","title":"Heap-based Buffer Overflow in CNCSoft-G2","description":"Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.","severity":{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00238,"percentile":0.1487,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-122"],"published":"2025-02-07T07:26:04Z","modified":"2026-06-17T08:50:43Z","products":[{"vendor":"delta electronics","product":"cncsoft-g2"},{"vendor":"deltaww","product":"cncsoft-g2"}],"references":[{"url":"https://filecenter.deltaww.com/news/download/doc/Delta-PCSA-2025-00002_CNCSoft-G2%20-%20Heap-based%20Buffer%20Overflow_v1.pdf","tags":["Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2025-22880"},{"url":"https://github.com/advisories/GHSA-xv3h-pcqm-3253"}],"sources":{"cve":[{"id":"CVE-2025-22880","title":"Heap-based Buffer Overflow in CNCSoft-G2","description":"Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.","status":"published","published":"2025-02-07T07:26:04.691Z","modified":"2025-02-07T15:54:27.041Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:32:28.943062Z"}],"euvd":[{"id":"EUVD-2025-3036","description":"Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.","status":"published","published":"2025-02-07T07:26:04Z","modified":"2025-02-07T15:54:27Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-03T00:04:02.347135Z"}],"ghsa":[{"id":"GHSA-xv3h-pcqm-3253","title":"Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to...","description":"Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.","status":"published","published":"2025-02-07T09:31:51Z","modified":"2025-02-07T09:31:57Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:59:49.949775Z"}],"nvd":[{"id":"CVE-2025-22880","description":"Delta Electronics CNCSoft-G2 lacks proper validation of the length of user-supplied data prior to copying it to a fixed-length heap-based buffer. If a target visits a malicious page or opens a malicious file an attacker can leverage this vulnerability to execute code in the context of the current process.","status":"published","published":"2025-02-07T08:15:28.737Z","modified":"2026-06-17T08:50:43.367Z","cvss":[{"version":"3.1","score":7.8,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-122"],"updated_at":"2026-11-02T14:10:50.916773Z"}]}}