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CVE-2026-40909

WWBN AVideo is an open source video platform. In versions 29.0 and prior, the locale save endpoint (`locale/save.php`) constructs a file path by directly concatenating `$_POST['flag']` into the path at line 30 without any sanitization. The `$_POST['code']` parameter is then written verbatim to that path via `fwrite()` at line 40. An admin attacker (or any user who can CSRF an admin, since no CSRF token is checked and cookies use `SameSite=None`) can traverse out of the `locale/` directory and wr
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:0966029058583b69b7c444914cf5a551ba68c3c8d4c8b4e052fc8f16ea83b636
Known exploited
Not asserted
Disputed
No
Stale source
No
Conflicts
0

Affected products and versions

1 source assertion
{"product":"AVideo","vendor":"WWBN","versions":[{"status":"affected","version":"<= 29.0"}]}
  • cve_program_cvelist_v5affected
    urn:baitaphish:normalized-source-record:v2:5d240b3c454f9ad8a8ea838ef3817380e643fdceaa943fdfd4c2f260d8485c35 · sha256:6c6df08dd14857c7… · /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":"HIGH","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:5d240b3c454f9ad8a8ea838ef3817380e643fdceaa943fdfd4c2f260d8485c35 · sha256:6c6df08dd14857c7… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-22","description":"CWE-22: Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:5d240b3c454f9ad8a8ea838ef3817380e643fdceaa943fdfd4c2f260d8485c35 · sha256:6c6df08dd14857c7… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/WWBN/AVideo/commit/57f89ffbc27d37c9d9dd727212334846e78ac21a","tags":["x_refsource_MISC"],"url":"https://github.com/WWBN/AVideo/commit/57f89ffbc27d37c9d9dd727212334846e78ac21a"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5d240b3c454f9ad8a8ea838ef3817380e643fdceaa943fdfd4c2f260d8485c35 · sha256:6c6df08dd14857c7… · /containers/cna/references/1
{"name":"https://github.com/WWBN/AVideo/security/advisories/GHSA-6rc6-p838-686f","tags":["x_refsource_CONFIRM"],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-6rc6-p838-686f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5d240b3c454f9ad8a8ea838ef3817380e643fdceaa943fdfd4c2f260d8485c35 · sha256:6c6df08dd14857c7… · /containers/cna/references/0
{"tags":["exploit"],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-6rc6-p838-686f"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:5d240b3c454f9ad8a8ea838ef3817380e643fdceaa943fdfd4c2f260d8485c35 · sha256:6c6df08dd14857c7… · /containers/adp/0/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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