Affects widely deployed TIBCO ActiveMatrix BusinessWorks and Enterprise Administrator; critical for enterprise integration; information disclosure via input validation.
CVE-2026-3912
Input validation flaws in TIBCO ActiveMatrix BusinessWorks/EA expose local files/host data.
Is CVE-2026-3912 being exploited?
Not confirmed. CVE-2026-3912 does not appear in CISA's Known Exploited Vulnerabilities catalog, which records only exploitation that has been observed and reported publicly. That is evidence of absence of a report, not evidence the flaw is unattacked. EPSS currently estimates a 0.33% probability of exploitation in the next 30 days.
How severe is CVE-2026-3912?
CVE-2026-3912 is rated High with a CVSS score of 8.7. Severity describes how bad exploitation would be, not how likely it is: pair it with exploitation evidence before deciding what to patch first.
Is there a patch for CVE-2026-3912?
Yes. A fix has been recorded for CVE-2026-3912. The vendor advisory is the authority on the exact fixed version — apply it from there rather than from a summary.
What does CVE-2026-3912 affect?
CVE-2026-3912 affects TIBCO ActiveMatrix BusinessWorks, TIBCO Enterprise Administrator. Confirm the exact affected versions against the vendor advisory before deciding you are exposed.
What should I do about CVE-2026-3912?
Patch when released; restrict access to admin consoles; monitor for indicators.
Exploitation status reflects CISA's KEV catalog as we last synced it. Check the catalog directly.
Information disclosure via unsanitized input; attacker can read local files and host details and may alter behavior.
Patch when possible
- affected>= 6.12.0 and < HF1
- affected>= 6.11.0 and < HF4
- affected>= 6.10.0 and < HF6
- affected>= 6.9.1 and < HF8
- affected>= 2.4.3 and < HF2
As published in the CVE Program record. A version outside these ranges is not a statement that it is unaffected — vendors sometimes understate a range, and distribution-backported builds carry upstream numbers that do not reflect what was patched into them.