What is CVE-2026-54133?

CVE-2026-54133 is a critical-severity vulnerability, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2026-06-12.

How severe is CVE-2026-54133?

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

CVE-2026-54133

CVE-2026-54133

jmespath.php allows users to use JMESPath, software for declaratively specifying how to extract elements from a JSON document, in PHP applications with PHP data structures. Versions prior to 2.9.1 can generate and execute attacker-controll…

Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)

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.

Weakness classification (CWE)

CWE-20 — Improper Input Validation
CWE-94 — Code Injection
CWE-116 — Improper Encoding or Escaping of Output

References

security-advisories@github.com

Frequently asked questions

What is CVE-2026-54133?: CVE-2026-54133 is a critical-severity vulnerability, classified under Improper Input Validation. CVSS score: 9.8/10. Published 2026-06-12.
How severe is CVE-2026-54133?: Critical severity. CVSS v3 base score is 9.8 out of 10.