What is CVE-2026-36458?

CVE-2026-36458 is a critical-severity vulnerability in N/a, classified under Code Injection. CVSS score: 9.8/10. Published 2026-05-07.

How severe is CVE-2026-36458?

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

RCE in N/a

CVE-2026-36458

ChestnutCMS v1.5.10 has a SQL injection vulnerability. The content parameter of the cms_content tag can be manipulated in the admin backend and injected into a SQL query when the template is rendered.

Vulnerability class: RCE (Remote Code Execution)

EPSS: 0.000 (2.9th 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

N/a — versions n/a

Weakness classification (CWE)

CWE-94 — Code Injection

References

cve@mitre.org
cve@mitre.org

Frequently asked questions

What is CVE-2026-36458?: CVE-2026-36458 is a critical-severity vulnerability in N/a, classified under Code Injection. CVSS score: 9.8/10. Published 2026-05-07.
How severe is CVE-2026-36458?: Critical severity. CVSS v3 base score is 9.8 out of 10.