What is CVE-2026-44159?

CVE-2026-44159 is a critical-severity vulnerability in Tyler Technologies Tid-l, classified under CWE-1392. CVSS score: 9.8/10. Published 2026-05-19.

How severe is CVE-2026-44159?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Tyler Technologies Tid-l

CVE-2026-44159

Tyler Identity Local (TID-L) uses documented, default administrative credentials. Users are not required to change the credentials before deployment. TID-L has not been distributed since December 2020, and has not been supported since 2021.

EPSS: 0.001 (17.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tyler Technologies Tid-l

Weakness classification (CWE)

CWE-1392

References

Frequently asked questions

What is CVE-2026-44159?: CVE-2026-44159 is a critical-severity vulnerability in Tyler Technologies Tid-l, classified under CWE-1392. CVSS score: 9.8/10. Published 2026-05-19.
How severe is CVE-2026-44159?: Critical severity. CVSS v3 base score is 9.8 out of 10.