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CVE-2026-43876

WWBN AVideo is an open source video platform. In versions up to and including 29.0, objects/notifySubscribers.json.php takes the raw message POST parameter and passes it into sendSiteEmail(), which substitutes it directly into an HTML email template (via str_replace on the {message} placeholder) and renders it with PHPMailer::msgHTML(). There is no HTML sanitization, character escaping, or output encoding on the attacker-controlled message between $_POST['message'] and the rendered email. Any au
Lifecycle PUBLISHED1 preserved revisionFact urn:baitaphish:canonical-cve-fact-revision:v2:17cf4558a30bb7c7a218eb4ddc932d3d97d9ba9430938ab4d0e9a0d35fcfb1dc
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:v2:483ed1807f451d8c25761b9638437f610ebd6640c8bc72510a529b5827594bfc · sha256:dcd2a9d87f5043b6… · /containers/cna/affected/0

Provider-owned CVSS observations

1 source assertion
{"metric":{"attackComplexity":"LOW","attackVector":"NETWORK","availabilityImpact":"NONE","baseScore":6.4,"baseSeverity":"MEDIUM","confidentialityImpact":"LOW","integrityImpact":"LOW","privilegesRequired":"LOW","scope":"CHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N","version":"3.1"},"metric_type":"cvssV3_1"}
  • cve_program_cvelist_v5cvss
    urn:baitaphish:normalized-source-record:v2:483ed1807f451d8c25761b9638437f610ebd6640c8bc72510a529b5827594bfc · sha256:dcd2a9d87f5043b6… · /containers/cna/metrics/0/cvssV3_1

CWE assertions

1 source assertion
{"cweId":"CWE-79","description":"CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')","lang":"en","type":"CWE"}
  • cve_program_cvelist_v5cwe
    urn:baitaphish:normalized-source-record:v2:483ed1807f451d8c25761b9638437f610ebd6640c8bc72510a529b5827594bfc · sha256:dcd2a9d87f5043b6… · /containers/cna/problemTypes/0/descriptions/0

Source references

3 source assertions
{"name":"https://github.com/WWBN/AVideo/commit/078c4342eb9969a70425a9cdca3eefa7f8a86d53","tags":["x_refsource_MISC"],"url":"https://github.com/WWBN/AVideo/commit/078c4342eb9969a70425a9cdca3eefa7f8a86d53"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:483ed1807f451d8c25761b9638437f610ebd6640c8bc72510a529b5827594bfc · sha256:dcd2a9d87f5043b6… · /containers/cna/references/1
{"tags":["exploit"],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-g9cm-rxp7-6gv5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:483ed1807f451d8c25761b9638437f610ebd6640c8bc72510a529b5827594bfc · sha256:dcd2a9d87f5043b6… · /containers/adp/0/references/0
{"name":"https://github.com/WWBN/AVideo/security/advisories/GHSA-g9cm-rxp7-6gv5","tags":["x_refsource_CONFIRM"],"url":"https://github.com/WWBN/AVideo/security/advisories/GHSA-g9cm-rxp7-6gv5"}
  • cve_program_cvelist_v5reference
    urn:baitaphish:normalized-source-record:v2:483ed1807f451d8c25761b9638437f610ebd6640c8bc72510a529b5827594bfc · sha256:dcd2a9d87f5043b6… · /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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