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CVE-2026-46392

HAX CMS helps manage microsite universe with PHP or NodeJs backends. Prior to version 26.0.0 of HAX CMS PHP, the `saveFile` endpoint validates upload extensions case-insensitively and writes the filename to disk verbatim, but the `.htaccess` rule that forces `Content-Disposition: attachment` on HTML files is case-sensitive. An HTML file uploaded with an uppercase extension (`.HTML`, `.Html`, `.HTM`) is still served as `text/html` but the forced-download header never applies, so the browser rende
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:d574fd84b3066bea80775432f8604e05790be7c04b5379190c65c140ccd02178
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:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/cna/problemTypes/1/descriptions/0

{"cweId":"CWE-178","description":"CWE-178: Improper Handling of Case Sensitivity","lang":"en","type":"CWE"}

  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/cna/problemTypes/0/descriptions/0

Affected products and versions

1 source assertion
{"product":"haxcms-php","vendor":"haxtheweb","versions":[{"status":"affected","version":"< 26.0.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":8.7,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"REQUIRED","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/cna/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:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/cna/problemTypes/1/descriptions/0
{"cweId":"CWE-178","description":"CWE-178: Improper Handling of Case Sensitivity","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/cna/problemTypes/0/descriptions/0

Source references

2 source assertions
{"tags":["exploit"],"url":"https://github.com/haxtheweb/issues/security/advisories/GHSA-hg33-w4j2-95qp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /containers/adp/0/references/0
{"name":"https://github.com/haxtheweb/issues/security/advisories/GHSA-hg33-w4j2-95qp","tags":["x_refsource_CONFIRM"],"url":"https://github.com/haxtheweb/issues/security/advisories/GHSA-hg33-w4j2-95qp"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:6cf7eabda4f757ce96b043b5860b0496b87947a3e8b89db4369feeca3fa3cdb1 · sha256:902337a39af35d51… · /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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