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EUVD-2026-40996

🗓️ 01 Jul 2026 13:47:25Reported by EUVDType 
euvd
 euvd
🔗 euvd.enisa.europa.eu👁 10 Views

FatFs 0.16 and earlier underflow in f_read/f_write during interleaved access to fragmented files.

Related
Affected
Refs
ReporterTitlePublishedViews
Family
ATTACKERKB
CVE-2026-6685
1 Jul 202613:47
attackerkb
Circl
CVE-2026-6685
2 Jul 202600:33
circl
CVE
CVE-2026-6685
1 Jul 202613:47
cve
Cvelist
CVE-2026-6685
1 Jul 202613:47
cvelist
GithubExploit
vulns-2026-fatfs-chance
29 Jun 202620:02
githubexploit
NVD
CVE-2026-6685
1 Jul 202615:17
nvd
Positive Technologies
PT-2026-54927
1 Jul 202600:00
ptsecurity
The Hacker News
Unpatched Flaws Disclosed in Filesystem Bundled Into Millions of Embedded Devices
3 Jul 202620:19
thn
Vulnrichment
CVE-2026-6685
1 Jul 202613:47
vulnrichment
[
  {
    "enisaIdVendor": [
      {
        "id": "d6585d04-7711-3af7-954e-0b890b356661",
        "vendor": {
          "name": "ChaN"
        }
      }
    ],
    "enisaIdProduct": [
      {
        "id": "f4b7115e-f8c9-3f70-bc63-048c1039f0c1",
        "product": {
          "name": "FatFs",
          "vendor": {
            "name": "ChaN"
          }
        },
        "product_version": "0 ≤R0.16"
      }
    ]
  }
]

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01 Jul 2026 15:26Current
5.8Medium risk
Vulners AI Score5.8
CVSS 3.16.1
EPSS0.00205
SSVC
10