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CVE-2026-55780

🗓️ 10 Jul 2026 16:49:26Reported by GitHub_MType 
cve
 cve
🔗 web.nvd.nist.gov👁 57 Views

NanaZip .NET single-file extraction uses unvalidated bundle size, causing unbounded allocation and crash before 6.5.1749.0.

Related
Detection
Affected
Refs
ReporterTitlePublishedViews
Family
attackerkb
attackerkb
CVE-2026-55780
10 Jul 202616:49
–attackerkb
circl
Circl
CVE-2026-55780
10 Jul 202623:12
–circl
cvelist
Cvelist
CVE-2026-55780 NanaZip: Uncaught exception / unbounded allocation in NanaZip .NET single-file Extract() via unvalidated entry Size
10 Jul 202616:49
–cvelist
exploitdb
Exploit DB
NanaZip 6.5 - DoS
17 Aug 202600:00
–exploitdb
euvd
EUVD
EUVD-2026-42956
10 Jul 202616:49
–euvd
mend
Mend
CVE-2026-55780
10 Jul 202616:49
–mend
nvd
NVD
CVE-2026-55780
10 Jul 202617:16
–nvd
packetstorm
Packet Storm
NanaZip 6.5 Denial of Service
20 Aug 202600:00
–packetstorm
ptsecurity
Positive Technologies
PT-2026-57235
10 Jul 202600:00
–ptsecurity
rapid7
Rapid7 Vulnerability Database (full)
CVE-2026-55780: Uncaught Exception
10 Jul 202600:00
–rapid7
Rows per page
Vulners
Node
m2teamnanazipRange<6.5.1749.0
[
  {
    "vendor": "M2Team",
    "product": "NanaZip",
    "versions": [
      {
        "version": "< 6.5.1749.0",
        "status": "affected"
      }
    ]
  }
]

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13 Jul 2026 19:17Current
6.1Medium risk
Vulners AI Score6.1
CVSS 42.4
EPSS0.00424
SSVC
57