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CVE-2026-7219

A flaw has been found in Totolink N300RT 3.4.0-B20250430. This affects an unknown function of the file /boafrm/formIpQoS. Executing a manipulation of the argument entry_name can lead to buffer overflow. The attack may be performed from remote. The exploit has been published and may be used.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:b4ff4f7c33212bd238d2bf72a5e32678b5adc486da582828ea482611da59cde8
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
2

Preserved source conflicts

No provider value was silently selected as the winner.

cvss · 4 assertions

{"metric":{"baseScore":7.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":8.6,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":7.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":8.3,"vectorString":"AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}

  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/3/cvssV2_0
cwe · 2 assertions

{"cweId":"CWE-119","description":"Memory Corruption","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-120","description":"Buffer Overflow","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:o:totolink:n300rt_firmware:*:*:*:*:*:*:*:*"],"product":"N300RT","vendor":"Totolink","versions":[{"status":"affected","version":"3.4.0-B20250430"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":7.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.0"},"metric_type":"cvssV3_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":8.6,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P","version":"4.0"},"metric_type":"cvssV4_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":7.2,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":8.3,"vectorString":"AV:N/AC:L/Au:M/C:C/I:C/A:C/E:POC/RL:ND/RC:UR","version":"2.0"},"metric_type":"cvssV2_0"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/metrics/3/cvssV2_0

CWE assertions

2 source assertions
{"cweId":"CWE-119","description":"Memory Corruption","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-120","description":"Buffer Overflow","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/problemTypes/0/descriptions/0

Source references

5 source assertions
{"tags":["exploit"],"url":"https://github.com/xiaohaiyang-ai/IoT-Vulnerability-Research/tree/main/Vendors/TOTOLINK/N300RT/formIpQoS-Bof"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/references/3
{"name":"Submit #808194 | TOTOLINK N300RT Router V3.4.0-B20250430 Buffer Overflow","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/808194"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/references/2
{"name":"VDB-359819 | Totolink N300RT formIpQoS buffer overflow","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/359819"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/references/0
{"name":"VDB-359819 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/359819/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/references/1
{"tags":["product"],"url":"https://www.totolink.net/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:3a30c33d47976c5e0214c0f3a621326d077b28f18f9b32c4a17a8f96dd754074 · sha256:e189ef05d0e8403e… · /containers/cna/references/4

Attribution and limitations

  • CVE Program CVEList V5: Reproduce the MITRE copyright designation and CVE license in copies. Source →

Provider severity values are preserved separately. Baitaphish does not convert them into a risk rating, infer affected products, or treat EPSS as observed exploitation.

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