A stack buffer overflow vulnerability exists in the MNG encoder. There is a bounds checks missing that could corrupting the stack with attacker-controlled data.
==2265506==ERROR: AddressSanitizer: stack-buffer-overflow on address 0x7ffec4971310 at pc 0x55e671b8a072 bp 0x7ffec4970f70 sp 0x7ffec4970f68
WRITE of size 1 at 0x7ffec4971310 thread T0
{
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{
"database_specific": {
"status": "Analyzed"
},
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2026-28690",
"id": "CVE-2026-28690",
"modified": "2026-06-17T10:28:54.933Z",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2026-28690",
"published": "2026-03-10T07:43:44.127Z",
"imported": "2026-07-30T14:08:46.065Z"
},
{
"url": "https://api.github.com/advisories/GHSA-7h7q-j33q-hvpf",
"id": "GHSA-7h7q-j33q-hvpf",
"modified": "2026-03-12T14:11:49Z",
"html_url": "https://github.com/advisories/GHSA-7h7q-j33q-hvpf",
"published": "2026-03-12T14:11:47Z",
"imported": "2026-07-30T14:09:31.688Z"
},
{
"url": "https://euvdservices.enisa.europa.eu/api/enisaid?id=EUVD-2026-10383",
"published": "2026-03-09T21:39:53Z",
"modified": "2026-03-10T15:58:15Z",
"html_url": "https://euvd.enisa.europa.eu/vulnerability/EUVD-2026-10383",
"imported": "2026-07-30T14:08:54.479Z",
"id": "EUVD-2026-10383"
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