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EUVD-2026-108966

🗓️ 23 Oct 2026 13:20:30Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 3 Views

Unauthenticated stack buffer overflow in odhcpd DHCPv6 IA response handler allows code execution.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
githubexploit
GithubExploit
Exploit for CVE-2026-53921
28 Jul 202617:23
–githubexploit
bdu_fstec
BDU FSTEC
OpenWrt DHCPv6 DoS Execution Arbitrary Code
29 Jul 202600:00
–bdu_fstec
circl
Circl
CVE-2026-53921
28 Jul 202613:07
–circl
cve
CVE
CVE-2026-53921
23 Oct 202613:20
–cve
cvelist
Cvelist
CVE-2026-53921 odhcpd: Stack buffer overflow in DHCPv6 IA reply serialization (2 independent sites)
23 Oct 202613:20
–cvelist
kitploit
Kitploit
CVE-2026-53921
22 Oct 202604:23
–kitploit
kitploit
Kitploit
CVE-2026-53921-PoC-Exploit
15 Oct 202609:50
–kitploit
nvd
NVD
CVE-2026-53921
23 Oct 202614:17
–nvd
ptsecurity
Positive Technologies
PT-2026-65928
15 Jun 202600:00
–ptsecurity
thn
The Hacker News
Critical OpenWrt DHCPv6 Flaw Could Let Unauthenticated Attackers Run Code as Root
28 Jul 202612:56
–thn
[
  {
    "enisaIdVendor": [
      {
        "id": "42e19cb3-21f1-3939-b6b1-db0c21fa7016",
        "vendor": {
          "name": "OpenWRT"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "742916de-a1fc-33e0-a55e-2d8e870eb7d2",
        "product": {
          "name": "odhcpd",
          "vendor": {
            "name": "OpenWRT"
          }
        },
        "product_version": "< 25.12"
      }
    ]
  }
]

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23 Oct 2026 13:20Current
8.9High risk
Vulners AI Score8.9
CVSS 3.19.8
3