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CVE-2026-9480

A vulnerability was detected in Edimax EW-7438RPn 1.31. The impacted element is the function formrefresh of the file /goform/formrefresh. The manipulation of the argument submit-url results in stack-based buffer overflow. It is possible to launch the attack remotely. The exploit is now public and may be used. The vendor was contacted early about this disclosure but did not respond in any way.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:c66ccd1ed608dca01f8df6cdd9a63d53cfe6e6be839ab62fb4c32626194a4727
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":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/2/cvssV3_0

{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/1/cvssV3_1

{"metric":{"baseScore":8.7,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/0/cvssV4_0

{"metric":{"baseScore":9,"vectorString":"AV:N/AC:L/Au:S/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/3/cvssV2_0
cwe · 2 assertions

{"cweId":"CWE-121","description":"Stack-based Buffer Overflow","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/problemTypes/0/descriptions/0

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

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/problemTypes/1/descriptions/0

Affected products and versions

1 source assertion
{"cpes":["cpe:2.3:a:edimax:ew-7438rpn:*:*:*:*:*:*:*:*"],"product":"EW-7438RPn","vendor":"Edimax","versions":[{"status":"affected","version":"1.31"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/affected/0

Provider-owned CVSS observations

4 source assertions
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.0/AV:N/AC:L/PR:L/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/2/cvssV3_0
{"metric":{"baseScore":8.8,"baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/1/cvssV3_1
{"metric":{"baseScore":8.7,"baseSeverity":"HIGH","vectorString":"CVSS:4.0/AV:N/AC:L/AT:N/PR:L/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/0/cvssV4_0
{"metric":{"baseScore":9,"vectorString":"AV:N/AC:L/Au:S/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:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/metrics/3/cvssV2_0

CWE assertions

2 source assertions
{"cweId":"CWE-121","description":"Stack-based Buffer Overflow","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/problemTypes/0/descriptions/0
{"cweId":"CWE-119","description":"Memory Corruption","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/problemTypes/1/descriptions/0

Source references

4 source assertions
{"tags":["exploit"],"url":"https://github.com/wudipjq/my_vuln/blob/main/Edimax/vuln_18/18.md"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/references/3
{"name":"Submit #813902 | Edimax EW-7438RPn 1.31 Stack-based Buffer Overflow","tags":["third-party-advisory"],"url":"https://vuldb.com/submit/813902"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/references/2
{"name":"VDB-365461 | Edimax EW-7438RPn formrefresh stack-based overflow","tags":["vdb-entry","technical-description"],"url":"https://vuldb.com/vuln/365461"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/references/0
{"name":"VDB-365461 | CTI Indicators (IOB, IOC, IOA)","tags":["signature","permissions-required"],"url":"https://vuldb.com/vuln/365461/cti"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:c32db93a4bc9113c046ce1143c5141942d19a5292fd3e8a631c4c8f3455ea940 · sha256:c9f7536e5ddb0b47… · /containers/cna/references/1

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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