HIGHCVSS v3.1 8.8Vulnerability

CVE-2026-121998

The iChart WordPress plugin before 2.2.4 does not perform capability or ownership checks in several of its AJAX actions, relying only on a nonce that any logged-in user can obtain, allowing users with a role as low as Subscriber to read, modify and permanently delete arbitrary posts and to overwrite a site-wide option.

Properties

Severity
HIGH
Nvd fetched at
2026-11-11T23:49:45.533241+00:00
Epss score
0.00168
Cvss severity
HIGH
Cvss score
8.8
Retrieved at
2026-11-11T23:51:13+00:00
Last source
FIRST EPSS
Cvss version
3.1
Score
8.8
Cve id
CVE-2026-121998
Cvss vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
First seen by Signal
2026-11-11T07:36:44+00:00
Name
CVE-2026-121998
Vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published at
2026-11-11T06:17:17.270
Last modified
2026-11-11T12:19:36.290
Epss percentile
0.06284

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CVE-2026-121998 (CVSS v3.1 8.8) — Ninja Signal Threat Intelligence | Ninja Signal