What is CVE-2026-14877?

CVE-2026-14877 is a medium-severity vulnerability in Supsysticcom Data Tables Generator By Supsystic, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-10-10.

How severe is CVE-2026-14877?

Medium severity. CVSS v3 base score is 6.4 out of 10.

XSS in Supsysticcom Data Tables Generator By Supsystic

CVE-2026-14877

The Data Tables Generator by Supsystic plugin for WordPress is vulnerable to Stored Cross-Site Scripting via the id attribute in all versions up to, and including, 1.12.03 due to insufficient input sanitization and output escaping. This makes it possible for authenticated attackers, with contributor-level access and above, to inject arbitrary web scripts in pages that will execute whenever a user accesses an injected page.

Vulnerability class: XSS (Cross-Site Scripting)

Published 2026-10-10.

CVSS v3 metric

CVSS v3 base score 6.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:L/I:L/A:N.

EPSS exploit prediction

No EPSS score from FIRST.org yet. New CVEs usually get one within a few days; no score means no signal yet, not low risk. How EPSS works.

Affected products

Supsysticcom Data Tables Generator By Supsystic

Weakness classification (CWE)

CWE-79 — Cross-site Scripting

References

Frequently asked questions

What is CVE-2026-14877?: CVE-2026-14877 is a medium-severity vulnerability in Supsysticcom Data Tables Generator By Supsystic, classified under Cross-site Scripting. CVSS score: 6.4/10. Published 2026-10-10.
How severe is CVE-2026-14877?: Medium severity. CVSS v3 base score is 6.4 out of 10.