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CVE-2026-36669

An unauthenticated arbitrary file upload vulnerability in ck_upload_handler.php in Feng Office 3.11.13.11 allows remote attackers to upload malicious files (such as .html) to the web-accessible /tmp/ directory.
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:a5eac50e6dc8d64b0eea41477f589c210c3d7cb04342b337944de4233aa77812
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
1

Preserved source conflicts

No provider value was silently selected as the winner.

cwe · 2 assertions

{"cweId":"CWE-434","description":"CWE-434 Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/adp/0/problemTypes/0/descriptions/0

{"description":"n/a","lang":"en","type":"text"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"n/a","vendor":"n/a","versions":[{"status":"affected","version":"n/a"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"HIGH","baseScore":9.8,"baseSeverity":"CRITICAL","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/adp/0/metrics/0/cvssV3_1

CWE assertions

2 source assertions
{"cweId":"CWE-434","description":"CWE-434 Unrestricted Upload of File with Dangerous Type","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/adp/0/problemTypes/0/descriptions/0
{"description":"n/a","lang":"en","type":"text"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"url":"https://github.com/firstlax6t/CVE-2026-36669-FengOffice"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://github.com/firstlax6t/CVE-2026-36669-FengOffice"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/adp/0/references/0
{"url":"https://www.fengoffice.com/"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:cc6b15b31d15f3876cb1c024b2664431989691568e230e936347421b19b2c452 · sha256:b8436fbdc2235adb… · /containers/cna/references/0

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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