VDB

TNCVE-2026-4701

TNCVE-2026-4701 PUBLISHED

Record from tenable · Published March 24, 2026

Use-after-free in the JavaScript Engine component. This vulnerability was fixed in Firefox 149, Firefox ESR 140.9, Thunderbird 149, and Thunderbird 140.9.

Timeline

  • Mar 24, 2026 CVE Published

Query this with the API

The same record, from the CLI:

vulnetix vdb vuln TNCVE-2026-4701
vulnetix vdb fixes TNCVE-2026-4701

Or with curl, using the org id and key from your account page:

curl -s -H "Authorization: ApiKey ${VULNETIX_ORG_ID}:${VULNETIX_API_KEY}" \
  "https://api.vdb.vulnetix.com/v2/vuln/TNCVE-2026-4701/fixes/registry"

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References

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